102100031100 has 108 divisors (see below), whose sum is σ = 328676357464. Its totient is φ = 26490810240.

The previous prime is 102100031081. The next prime is 102100031113. The reversal of 102100031100 is 1130001201.

102100031100 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1499734 + ... + 1566333.

Almost surely, 2^102100031100 is an apocalyptic number.

102100031100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102100031100 is an abundant number, since it is smaller than the sum of its proper divisors (226576326364).

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

102100031100 is a wasteful number, since it uses less digits than its factorization.

102100031100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3066124 (or 3066114 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 102100031100 its reverse (1130001201), we get a palindrome (103230032301).

The spelling of 102100031100 in words is "one hundred two billion, one hundred million, thirty-one thousand, one hundred".