11232222122 has 12 divisors (see below), whose sum is σ = 18519242658. Its totient is φ = 5105555400.

The previous prime is 11232222119. The next prime is 11232222163. The reversal of 11232222122 is 22122223211.

It can be written as a sum of positive squares in only one way, i.e., 7530594841 + 3701627281 = 86779^2 + 60841^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11232222094 and 11232222103.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23206829 + ... + 23207312.

Almost surely, 2^11232222122 is an apocalyptic number.

11232222122 is a deficient number, since it is larger than the sum of its proper divisors (7287020536).

11232222122 is a wasteful number, since it uses less digits than its factorization.

11232222122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46414165 (or 46414154 counting only the distinct ones).

The product of its digits is 384, while the sum is 20.

Adding to 11232222122 its reverse (22122223211), we get a palindrome (33354445333).

The spelling of 11232222122 in words is "eleven billion, two hundred thirty-two million, two hundred twenty-two thousand, one hundred twenty-two".