102022122200020 has 48 divisors (see below), whose sum is σ = 233725428720000. Its totient is φ = 37098632654720.

The previous prime is 102022122199979. The next prime is 102022122200027. The reversal of 102022122200020 is 20002221220201.

It is a junction number, because it is equal to n+sod(n) for n = 102022122199967 and 102022122200003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102022122200027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24269106 + ... + 28160854.

It is an arithmetic number, because the mean of its divisors is an integer number (4869279765000).

Almost surely, 2^{102022122200020} is an apocalyptic number.

102022122200020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102022122200020 is an abundant number, since it is smaller than the sum of its proper divisors (131703306519980).

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

102022122200020 is a wasteful number, since it uses less digits than its factorization.

102022122200020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4010928 (or 4010926 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 102022122200020 its reverse (20002221220201), we get a palindrome (122024343420221).

The spelling of 102022122200020 in words is "one hundred two trillion, twenty-two billion, one hundred twenty-two million, two hundred thousand, twenty".