103312132 has 24 divisors (see below), whose sum is σ = 225408960. Its totient is φ = 40251360.

The previous prime is 103312129. The next prime is 103312133. The reversal of 103312132 is 231213301.

It is not an unprimeable number, because it can be changed into a prime (103312133) 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, 167407 + ... + 168022.

It is an arithmetic number, because the mean of its divisors is an integer number (9392040).

Almost surely, 2^103312132 is an apocalyptic number.

It is an amenable number.

103312132 is an abundant number, since it is smaller than the sum of its proper divisors (122096828).

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

103312132 is a wasteful number, since it uses less digits than its factorization.

103312132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335451 (or 335449 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 103312132 is about 10164.2575724939. The cubic root of 103312132 is about 469.2278433407.

Adding to 103312132 its reverse (231213301), we get a palindrome (334525433).

The spelling of 103312132 in words is "one hundred three million, three hundred twelve thousand, one hundred thirty-two".