100131102 has 96 divisors (see below), whose sum is σ = 241506720. Its totient is φ = 29859840.

The previous prime is 100131089. The next prime is 100131127. The reversal of 100131102 is 201131001.

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 pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 518718 + ... + 518910.

It is an arithmetic number, because the mean of its divisors is an integer number (2515695).

Almost surely, 2^100131102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100131102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120753360).

100131102 is an abundant number, since it is smaller than the sum of its proper divisors (141375618).

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

100131102 is a wasteful number, since it uses less digits than its factorization.

100131102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298 (or 295 counting only the distinct ones).

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

The square root of 100131102 is about 10006.5529529404. The cubic root of 100131102 is about 464.3616353095.

Adding to 100131102 its reverse (201131001), we get a palindrome (301262103).

The spelling of 100131102 in words is "one hundred million, one hundred thirty-one thousand, one hundred two".