1232013138020 has 192 divisors, whose sum is σ = 3151865074176. Its totient is φ = 394883112960.

The previous prime is 1232013138017. The next prime is 1232013138047. The reversal of 1232013138020 is 208313102321.

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, 591459899 + ... + 591461981.

It is an arithmetic number, because the mean of its divisors is an integer number (16415963928).

Almost surely, 2^{1232013138020} is an apocalyptic number.

1232013138020 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 1232013138020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1575932537088).

1232013138020 is an abundant number, since it is smaller than the sum of its proper divisors (1919851936156).

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

1232013138020 is a wasteful number, since it uses less digits than its factorization.

1232013138020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3670 (or 3668 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 1232013138020 in words is "one trillion, two hundred thirty-two billion, thirteen million, one hundred thirty-eight thousand, twenty".