213311222113312 has 12 divisors (see below), whose sum is σ = 419956468535646. Its totient is φ = 106655611056640.

The previous prime is 213311222113307. The next prime is 213311222113349.

213311222113312 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 173145490642576 + 40165731470736 = 13158476^2 + 6337644^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3332987845489 + ... + 3332987845552.

Almost surely, 2^{213311222113312} is an apocalyptic number.

It is an amenable number.

213311222113312 is a deficient number, since it is larger than the sum of its proper divisors (206645246422334).

213311222113312 is an equidigital number, since it uses as much as digits as its factorization.

213311222113312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6665975691051 (or 6665975691043 counting only the distinct ones).

The product of its digits is 2592, while the sum is 28.

The spelling of 213311222113312 in words is "two hundred thirteen trillion, three hundred eleven billion, two hundred twenty-two million, one hundred thirteen thousand, three hundred twelve".