102100220200122 has 16 divisors (see below), whose sum is σ = 204201239986560. Its totient is φ = 34033273468992.

The previous prime is 102100220200117. The next prime is 102100220200141. The reversal of 102100220200122 is 221002022001201.

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, 31649698 + ... + 34726125.

It is an arithmetic number, because the mean of its divisors is an integer number (12762577499160).

Almost surely, 2^{102100220200122} is an apocalyptic number.

102100220200122 is an abundant number, since it is smaller than the sum of its proper divisors (102101019786438).

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

102100220200122 is a wasteful number, since it uses less digits than its factorization.

102100220200122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66632197.

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

Adding to 102100220200122 its reverse (221002022001201), we get a palindrome (323102242201323).

The spelling of 102100220200122 in words is "one hundred two trillion, one hundred billion, two hundred twenty million, two hundred thousand, one hundred twenty-two".