213113221202 has 32 divisors (see below), whose sum is σ = 368230924800. Its totient is φ = 90613591488.

The previous prime is 213113221171. The next prime is 213113221219. The reversal of 213113221202 is 202122311312.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 781688 + ... + 1018460.

It is an arithmetic number, because the mean of its divisors is an integer number (11507216400).

Almost surely, 2^213113221202 is an apocalyptic number.

213113221202 is a deficient number, since it is larger than the sum of its proper divisors (155117703598).

213113221202 is a wasteful number, since it uses less digits than its factorization.

213113221202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237290.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 213113221202 its reverse (202122311312), we get a palindrome (415235532514).

The spelling of 213113221202 in words is "two hundred thirteen billion, one hundred thirteen million, two hundred twenty-one thousand, two hundred two".