130031232102 has 144 divisors (see below), whose sum is σ = 317411349840. Its totient is φ = 38232539136.

The previous prime is 130031232049. The next prime is 130031232169. The reversal of 130031232102 is 201232130031.

130031232102 is a `hidden beast` number, since 1 + 30 + 0 + 312 + 321 + 0 + 2 = 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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 54702738 + ... + 54705114.

It is an arithmetic number, because the mean of its divisors is an integer number (2204245485).

Almost surely, 2^130031232102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130031232102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158705674920).

130031232102 is an abundant number, since it is smaller than the sum of its proper divisors (187380117738).

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

130031232102 is a wasteful number, since it uses less digits than its factorization.

130031232102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2615 (or 2515 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 130031232102 its reverse (201232130031), we get a palindrome (331263362133).

The spelling of 130031232102 in words is "one hundred thirty billion, thirty-one million, two hundred thirty-two thousand, one hundred two".