22212111022 has 32 divisors (see below), whose sum is σ = 36033400800. Its totient is φ = 10230509568.

The previous prime is 22212111001. The next prime is 22212111059. The reversal of 22212111022 is 22011121222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22212110987 and 22212111005.

It is a congruent number.

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, 435198 + ... + 483550.

It is an arithmetic number, because the mean of its divisors is an integer number (1126043775).

Almost surely, 2^22212111022 is an apocalyptic number.

22212111022 is a deficient number, since it is larger than the sum of its proper divisors (13821289778).

22212111022 is a wasteful number, since it uses less digits than its factorization.

22212111022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48660.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22212111022 its reverse (22011121222), we get a palindrome (44223232244).

The spelling of 22212111022 in words is "twenty-two billion, two hundred twelve million, one hundred eleven thousand, twenty-two".