102102331200 has 84 divisors (see below), whose sum is σ = 334980747360. Its totient is φ = 27227287040.

The previous prime is 102102331169. The next prime is 102102331223. The reversal of 102102331200 is 2133201201.

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 102102331200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10630860 + ... + 10640459.

It is an arithmetic number, because the mean of its divisors is an integer number (3987866040).

Almost surely, 2^102102331200 is an apocalyptic number.

102102331200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102102331200 is an abundant number, since it is smaller than the sum of its proper divisors (232878416160).

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

102102331200 is a wasteful number, since it uses less digits than its factorization.

102102331200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21271344 (or 21271329 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 102102331200 its reverse (2133201201), we get a palindrome (104235532401).

The spelling of 102102331200 in words is "one hundred two billion, one hundred two million, three hundred thirty-one thousand, two hundred".