213232010122 has 32 divisors (see below), whose sum is σ = 327231945360. Its totient is φ = 104172257280.

The previous prime is 213232010111. The next prime is 213232010143. The reversal of 213232010122 is 221010232312.

It can be written as a sum of positive squares in 8 ways, for example, as 209874850641 + 3357159481 = 458121^2 + 57941^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 213232010122.

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, 27786078 + ... + 27793750.

Almost surely, 2^213232010122 is an apocalyptic number.

213232010122 is a deficient number, since it is larger than the sum of its proper divisors (113999935238).

213232010122 is a wasteful number, since it uses less digits than its factorization.

213232010122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8778.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 213232010122 its reverse (221010232312), we get a palindrome (434242242434).

The spelling of 213232010122 in words is "two hundred thirteen billion, two hundred thirty-two million, ten thousand, one hundred twenty-two".