102220010020100 has 72 divisors (see below), whose sum is σ = 259688688943488. Its totient is φ = 34192059091200.

The previous prime is 102220010020099. The next prime is 102220010020103. The reversal of 102220010020100 is 1020010022201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (102220010020103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1780807712 + ... + 1780865111.

Almost surely, 2^{102220010020100} is an apocalyptic number.

102220010020100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102220010020100 is an abundant number, since it is smaller than the sum of its proper divisors (157468678923388).

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

102220010020100 is a wasteful number, since it uses less digits than its factorization.

102220010020100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3561672885 (or 3561672878 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 102220010020100 its reverse (1020010022201), we get a palindrome (103240020042301).

The spelling of 102220010020100 in words is "one hundred two trillion, two hundred twenty billion, ten million, twenty thousand, one hundred".