213531121135312 has 40 divisors (see below), whose sum is σ = 424950353999136. Its totient is φ = 103904911625856.

The previous prime is 213531121135309. The next prime is 213531121135331.

213531121135312 is nontrivially palindromic in base 10.

213531121135312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 1199847643 + ... + 1200025594.

Almost surely, 2^{213531121135312} is an apocalyptic number.

It is an amenable number.

213531121135312 is a deficient number, since it is larger than the sum of its proper divisors (211419232863824).

213531121135312 is a wasteful number, since it uses less digits than its factorization.

213531121135312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2399873395 (or 2399873389 counting only the distinct ones).

The product of its digits is 16200, while the sum is 34.

The spelling of 213531121135312 in words is "two hundred thirteen trillion, five hundred thirty-one billion, one hundred twenty-one million, one hundred thirty-five thousand, three hundred twelve".