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12030123000 = 2335371314373
BaseRepresentation
bin10110011010000110…
…10001101111111000
31011001101210120100010
423031003101233320
5144114202414000
65305423141520
7604055233620
oct131503215770
934041716303
1012030123000
115113766515
1223b8a448a0
13119948079c
14821a1d880
154a6220d50
hex2cd0d1bf8

12030123000 has 256 divisors, whose sum is σ = 43233315840. Its totient is φ = 2728128000.

The previous prime is 12030122999. The next prime is 12030123073. The reversal of 12030123000 is 32103021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2748814 + ... + 2753186.

It is an arithmetic number, because the mean of its divisors is an integer number (168880140).

Almost surely, 212030123000 is an apocalyptic number.

12030123000 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 12030123000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21616657920).

12030123000 is an abundant number, since it is smaller than the sum of its proper divisors (31203192840).

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

12030123000 is a wasteful number, since it uses less digits than its factorization.

12030123000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4535 (or 4521 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 12030123000 its reverse (32103021), we get a palindrome (12062226021).

The spelling of 12030123000 in words is "twelve billion, thirty million, one hundred twenty-three thousand".