1232020121312 has 48 divisors (see below), whose sum is σ = 2427883394832. Its totient is φ = 615415173120.

The previous prime is 1232020121251. The next prime is 1232020121327. The reversal of 1232020121312 is 2131210202321.

It is a congruent number.

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, 198357887 + ... + 198364097.

It is an arithmetic number, because the mean of its divisors is an integer number (50580904059).

Almost surely, 2^{1232020121312} is an apocalyptic number.

It is an amenable number.

1232020121312 is a deficient number, since it is larger than the sum of its proper divisors (1195863273520).

1232020121312 is a wasteful number, since it uses less digits than its factorization.

1232020121312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11211 (or 11203 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1232020121312 its reverse (2131210202321), we get a palindrome (3363230323633).

The spelling of 1232020121312 in words is "one trillion, two hundred thirty-two billion, twenty million, one hundred twenty-one thousand, three hundred twelve".