213220101022312 has 64 divisors (see below), whose sum is σ = 402555890188800. Its totient is φ = 105873491374080.

The previous prime is 213220101022307. The next prime is 213220101022333.

213220101022312 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×213220101022312² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9907526112 + ... + 9907547632.

It is an arithmetic number, because the mean of its divisors is an integer number (6289935784200).

Almost surely, 2^{213220101022312} is an apocalyptic number.

It is an amenable number.

213220101022312 is a deficient number, since it is larger than the sum of its proper divisors (189335789166488).

213220101022312 is a wasteful number, since it uses less digits than its factorization.

213220101022312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30586 (or 30582 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

It can be divided in two parts, 21322010 and 1022312, that added together give a palindrome (22344322).

The spelling of 213220101022312 in words is "two hundred thirteen trillion, two hundred twenty billion, one hundred one million, twenty-two thousand, three hundred twelve".