102131132 has 24 divisors (see below), whose sum is σ = 186955776. Its totient is φ = 48726128.

The previous prime is 102131131. The next prime is 102131177. The reversal of 102131132 is 231131201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102131131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45173 + ... + 47379.

It is an arithmetic number, because the mean of its divisors is an integer number (7789824).

Almost surely, 2^102131132 is an apocalyptic number.

It is an amenable number.

102131132 is a deficient number, since it is larger than the sum of its proper divisors (84824644).

102131132 is a wasteful number, since it uses less digits than its factorization.

102131132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2737 (or 2735 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 102131132 is about 10105.9948545405. The cubic root of 102131132 is about 467.4330131746.

Adding to 102131132 its reverse (231131201), we get a palindrome (333262333).

The spelling of 102131132 in words is "one hundred two million, one hundred thirty-one thousand, one hundred thirty-two".