22222022111010 has 24 divisors (see below), whose sum is σ = 57777257488860. Its totient is φ = 5925872562912.

The previous prime is 22222022110999. The next prime is 22222022111041. The reversal of 22222022111010 is 1011122022222.

It is a happy number.

22222022111010 is a `hidden beast` number, since 222 + 220 + 2 + 211 + 1 + 0 + 10 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 20480992001649 + 1741030109361 = 4525593^2 + 1319481^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123455678305 + ... + 123455678484.

Almost surely, 2^{22222022111010} is an apocalyptic number.

22222022111010 is an abundant number, since it is smaller than the sum of its proper divisors (35555235377850).

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

22222022111010 is a wasteful number, since it uses less digits than its factorization.

22222022111010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246911356802 (or 246911356799 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22222022111010 its reverse (1011122022222), we get a palindrome (23233144133232).

The spelling of 22222022111010 in words is "twenty-two trillion, two hundred twenty-two billion, twenty-two million, one hundred eleven thousand, ten".