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12010210210 = 251398640439
BaseRepresentation
bin10110010111101110…
…10100001110100010
31011000000022220010101
423023313110032202
5144044103211320
65303432253014
7603424050055
oct131367241642
934000286111
1012010210210
1151034a5769
1223b224116a
1311952cac7b
1481d118a9c
154a45dac0a
hex2cbdd43a2

12010210210 has 16 divisors (see below), whose sum is σ = 21773908800. Its totient is φ = 4769521776.

The previous prime is 12010210207. The next prime is 12010210229. The reversal of 12010210210 is 1201201021.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4318830 + ... + 4321609.

It is an arithmetic number, because the mean of its divisors is an integer number (1360869300).

Almost surely, 212010210210 is an apocalyptic number.

12010210210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12010210210 is a deficient number, since it is larger than the sum of its proper divisors (9763698590).

12010210210 is a wasteful number, since it uses less digits than its factorization.

12010210210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8640585.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 12010210210 its reverse (1201201021), we get a palindrome (13211411231).

The spelling of 12010210210 in words is "twelve billion, ten million, two hundred ten thousand, two hundred ten".

Divisors: 1 2 5 10 139 278 695 1390 8640439 17280878 43202195 86404390 1201021021 2402042042 6005105105 12010210210