213122211202 has 16 divisors (see below), whose sum is σ = 322103628000. Its totient is φ = 105754908960.

The previous prime is 213122211193. The next prime is 213122211227. The reversal of 213122211202 is 202112221312.

213122211202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 213122211202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 608302 + ... + 892342.

It is an arithmetic number, because the mean of its divisors is an integer number (20131476750).

Almost surely, 2^213122211202 is an apocalyptic number.

213122211202 is a deficient number, since it is larger than the sum of its proper divisors (108981416798).

213122211202 is a wasteful number, since it uses less digits than its factorization.

213122211202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286881.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 213122211202 its reverse (202112221312), we get a palindrome (415234432514).

The spelling of 213122211202 in words is "two hundred thirteen billion, one hundred twenty-two million, two hundred eleven thousand, two hundred two".