102100010020122 has 128 divisors (see below), whose sum is σ = 210664157184000. Its totient is φ = 32972396672000.

The previous prime is 102100010020117. The next prime is 102100010020139. The reversal of 102100010020122 is 221020010001201.

It is a super-2 number, since 2×102100010020122² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102100010020098 and 102100010020107.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24246022597 + ... + 24246026807.

It is an arithmetic number, because the mean of its divisors is an integer number (1645813728000).

Almost surely, 2^{102100010020122} is an apocalyptic number.

102100010020122 is an abundant number, since it is smaller than the sum of its proper divisors (108564147163878).

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

102100010020122 is a wasteful number, since it uses less digits than its factorization.

102100010020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6252.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 102100010020122 its reverse (221020010001201), we get a palindrome (323120020021323).

The spelling of 102100010020122 in words is "one hundred two trillion, one hundred billion, ten million, twenty thousand, one hundred twenty-two".