12041021232 has 60 divisors (see below), whose sum is σ = 34031821824. Its totient is φ = 3973929600.

The previous prime is 12041021143. The next prime is 12041021233. The reversal of 12041021232 is 23212014021.

It is a happy number.

12041021232 is a `hidden beast` number, since 1 + 2 + 0 + 410 + 21 + 232 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (12041021233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 399408 + ... + 428495.

Almost surely, 2^12041021232 is an apocalyptic number.

12041021232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12041021232 is an abundant number, since it is smaller than the sum of its proper divisors (21990800592).

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

12041021232 is a wasteful number, since it uses less digits than its factorization.

12041021232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 828018 (or 828009 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 12041021232 its reverse (23212014021), we get a palindrome (35253035253).

The spelling of 12041021232 in words is "twelve billion, forty-one million, twenty-one thousand, two hundred thirty-two".