102031012302102 has 96 divisors (see below), whose sum is σ = 259243951730400. Its totient is φ = 28716253042176.

The previous prime is 102031012302061. The next prime is 102031012302113. The reversal of 102031012302102 is 201203210130201.

102031012302102 is a `hidden beast` number, since 1 + 0 + 20 + 310 + 1 + 230 + 2 + 102 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 395542543 + ... + 395800410.

It is an arithmetic number, because the mean of its divisors is an integer number (2700457830525).

Almost surely, 2^{102031012302102} is an apocalyptic number.

102031012302102 is an abundant number, since it is smaller than the sum of its proper divisors (157212939428298).

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

102031012302102 is a wasteful number, since it uses less digits than its factorization.

102031012302102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791343022 (or 791343019 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 102031012302102 its reverse (201203210130201), we get a palindrome (303234222432303).

The spelling of 102031012302102 in words is "one hundred two trillion, thirty-one billion, twelve million, three hundred two thousand, one hundred two".