22021120102 has 16 divisors (see below), whose sum is σ = 34985934720. Its totient is φ = 10359557248.

The previous prime is 22021120087. The next prime is 22021120117. The reversal of 22021120102 is 20102112022.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22021120087) and next prime (22021120117).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5424 + ... + 209932.

It is an arithmetic number, because the mean of its divisors is an integer number (2186620920).

Almost surely, 2^22021120102 is an apocalyptic number.

22021120102 is a deficient number, since it is larger than the sum of its proper divisors (12964814618).

22021120102 is a wasteful number, since it uses less digits than its factorization.

22021120102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207695.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22021120102 its reverse (20102112022), we get a palindrome (42123232124).

The spelling of 22021120102 in words is "twenty-two billion, twenty-one million, one hundred twenty thousand, one hundred two".