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12010230000 = 243254133447
BaseRepresentation
bin10110010111101110…
…11001000011110000
31011000000100220021100
423023313121003300
5144044104330000
65303432524400
7603424161546
oct131367310360
934000326240
1012010230000
11510350961a
1223b2250700
131195306c92
1481d121d96
154a45e1a00
hex2cbdd90f0

12010230000 has 150 divisors (see below), whose sum is σ = 42001823864. Its totient is φ = 3202704000.

The previous prime is 12010229977. The next prime is 12010230019. The reversal of 12010230000 is 3201021.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (150).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 23277 + ... + 156723.

Almost surely, 212010230000 is an apocalyptic number.

12010230000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12010230000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21000911932).

12010230000 is an abundant number, since it is smaller than the sum of its proper divisors (29991593864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12010230000 is a wasteful number, since it uses less digits than its factorization.

12010230000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133481 (or 133457 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

Adding to 12010230000 its reverse (3201021), we get a palindrome (12013431021).

The spelling of 12010230000 in words is "twelve billion, ten million, two hundred thirty thousand".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 36 40 45 48 50 60 72 75 80 90 100 120 125 144 150 180 200 225 240 250 300 360 375 400 450 500 600 625 720 750 900 1000 1125 1200 1250 1500 1800 1875 2000 2250 2500 3000 3600 3750 4500 5000 5625 6000 7500 9000 10000 11250 15000 18000 22500 30000 45000 90000 133447 266894 400341 533788 667235 800682 1067576 1201023 1334470 1601364 2001705 2135152 2402046 2668940 3202728 3336175 4003410 4804092 5337880 6005115 6405456 6672350 8006820 9608184 10008525 10675760 12010230 13344700 16013640 16680875 19216368 20017050 24020460 26689400 30025575 32027280 33361750 40034100 48040920 50042625 53378800 60051150 66723500 80068200 83404375 96081840 100085250 120102300 133447000 150127875 160136400 166808750 200170500 240204600 250213125 266894000 300255750 333617500 400341000 480409200 500426250 600511500 667235000 750639375 800682000 1000852500 1201023000 1334470000 1501278750 2001705000 2402046000 3002557500 4003410000 6005115000 12010230000