102022121022 has 64 divisors (see below), whose sum is σ = 218138738688. Its totient is φ = 31756284000.

The previous prime is 102022121021. The next prime is 102022121059. The reversal of 102022121022 is 220121220201.

It is a super-2 number, since 2×102022121022² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102022120992 and 102022121010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102022121021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 538497 + ... + 702867.

It is an arithmetic number, because the mean of its divisors is an integer number (3408417792).

Almost surely, 2^102022121022 is an apocalyptic number.

102022121022 is an abundant number, since it is smaller than the sum of its proper divisors (116116617666).

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

102022121022 is a wasteful number, since it uses less digits than its factorization.

102022121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164525.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 102022121022 its reverse (220121220201), we get a palindrome (322143341223).

The spelling of 102022121022 in words is "one hundred two billion, twenty-two million, one hundred twenty-one thousand, twenty-two".