213213011322 has 32 divisors (see below), whose sum is σ = 448911936000. Its totient is φ = 67324058928.

The previous prime is 213213011311. The next prime is 213213011339. The reversal of 213213011322 is 223110312312.

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, 1205323 + ... + 1370849.

It is an arithmetic number, because the mean of its divisors is an integer number (14028498000).

Almost surely, 2^213213011322 is an apocalyptic number.

213213011322 is an abundant number, since it is smaller than the sum of its proper divisors (235698924678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213213011322 is a wasteful number, since it uses less digits than its factorization.

213213011322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176850.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 213213011322 its reverse (223110312312), we get a palindrome (436323323634).

The spelling of 213213011322 in words is "two hundred thirteen billion, two hundred thirteen million, eleven thousand, three hundred twenty-two".