102110021020000 has 180 divisors, whose sum is σ = 292219190316900. Its totient is φ = 35009149728000.

The previous prime is 102110021019971. The next prime is 102110021020097. The reversal of 102110021020000 is 20120011201.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 51116950 + ... + 53076949.

It is an arithmetic number, because the mean of its divisors is an integer number (1623439946205).

Almost surely, 2^{102110021020000} is an apocalyptic number.

102110021020000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102110021020000 is an abundant number, since it is smaller than the sum of its proper divisors (190109169296900).

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

102110021020000 is an equidigital number, since it uses as much as digits as its factorization.

102110021020000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104193943 (or 104193913 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 102110021020000 its reverse (20120011201), we get a palindrome (102130141031201).

The spelling of 102110021020000 in words is "one hundred two trillion, one hundred ten billion, twenty-one million, twenty thousand".