12013021012332 has 48 divisors (see below), whose sum is σ = 28291626994400. Its totient is φ = 3967030287360.

The previous prime is 12013021012327. The next prime is 12013021012339. The reversal of 12013021012332 is 23321012031021.

It is a junction number, because it is equal to n+sod(n) for n = 12013021012299 and 12013021012308.

It is not an unprimeable number, because it can be changed into a prime (12013021012339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8445294 + ... + 9764682.

Almost surely, 2^{12013021012332} is an apocalyptic number.

12013021012332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12013021012332 is an abundant number, since it is smaller than the sum of its proper divisors (16278605982068).

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

12013021012332 is a wasteful number, since it uses less digits than its factorization.

12013021012332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326466 (or 1326464 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 12013021012332 its reverse (23321012031021), we get a palindrome (35334033043353).

The spelling of 12013021012332 in words is "twelve trillion, thirteen billion, twenty-one million, twelve thousand, three hundred thirty-two".