213213111202 has 32 divisors (see below), whose sum is σ = 393682689792. Its totient is φ = 84335511744.

The previous prime is 213213111197. The next prime is 213213111217. The reversal of 213213111202 is 202111312312.

It is a self number, because there is not a number n which added to its sum of digits gives 213213111202.

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, 1192843 + ... + 1359889.

It is an arithmetic number, because the mean of its divisors is an integer number (12302584056).

Almost surely, 2^213213111202 is an apocalyptic number.

213213111202 is a deficient number, since it is larger than the sum of its proper divisors (180469578590).

213213111202 is a wasteful number, since it uses less digits than its factorization.

213213111202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174082.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 213213111202 its reverse (202111312312), we get a palindrome (415324423514).

It can be divided in two parts, 213213 and 111202, that added together give a triangular number (324415 = T₈₀₅).

The spelling of 213213111202 in words is "two hundred thirteen billion, two hundred thirteen million, one hundred eleven thousand, two hundred two".