102011200021320 has 32 divisors (see below), whose sum is σ = 306033600064320. Its totient is φ = 27202986672320.

The previous prime is 102011200021229. The next prime is 102011200021343. The reversal of 102011200021320 is 23120002110201.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 102011200021320.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 425046666636 + ... + 425046666875.

It is an arithmetic number, because the mean of its divisors is an integer number (9563550002010).

Almost surely, 2^{102011200021320} is an apocalyptic number.

102011200021320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102011200021320 is an abundant number, since it is smaller than the sum of its proper divisors (204022400043000).

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

102011200021320 is a wasteful number, since it uses less digits than its factorization.

102011200021320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850093333525 (or 850093333521 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 102011200021320 its reverse (23120002110201), we get a palindrome (125131202131521).

The spelling of 102011200021320 in words is "one hundred two trillion, eleven billion, two hundred million, twenty-one thousand, three hundred twenty".