213223311122 has 48 divisors (see below), whose sum is σ = 330031495872. Its totient is φ = 103314324960.

The previous prime is 213223311107. The next prime is 213223311151. The reversal of 213223311122 is 221113322312.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 456580733 + ... + 456581199.

It is an arithmetic number, because the mean of its divisors is an integer number (6875656164).

Almost surely, 2^213223311122 is an apocalyptic number.

213223311122 is a deficient number, since it is larger than the sum of its proper divisors (116808184750).

213223311122 is a wasteful number, since it uses less digits than its factorization.

213223311122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1263 (or 1220 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

Adding to 213223311122 its reverse (221113322312), we get a palindrome (434336633434).

The spelling of 213223311122 in words is "two hundred thirteen billion, two hundred twenty-three million, three hundred eleven thousand, one hundred twenty-two".