102012100112020 has 48 divisors (see below), whose sum is σ = 244829844782208. Its totient is φ = 34975462250880.

The previous prime is 102012100111997. The next prime is 102012100112077. The reversal of 102012100112020 is 20211001210201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49071039 + ... + 51107641.

It is an arithmetic number, because the mean of its divisors is an integer number (5100621766296).

Almost surely, 2^{102012100112020} is an apocalyptic number.

102012100112020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102012100112020 is an abundant number, since it is smaller than the sum of its proper divisors (142817744670188).

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

102012100112020 is a wasteful number, since it uses less digits than its factorization.

102012100112020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2394400 (or 2394398 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102012100112020 its reverse (20211001210201), we get a palindrome (122223101322221).

The spelling of 102012100112020 in words is "one hundred two trillion, twelve billion, one hundred million, one hundred twelve thousand, twenty".