103131202 has 12 divisors (see below), whose sum is σ = 163268406. Its totient is φ = 48851280.

The previous prime is 103131181. The next prime is 103131209. The reversal of 103131202 is 202131301.

It can be written as a sum of positive squares in only one way, i.e., 101787921 + 1343281 = 10089^2 + 1159^2 .

It is not an unprimeable number, because it can be changed into a prime (103131209) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 70699 + ... + 72142.

Almost surely, 2^103131202 is an apocalyptic number.

103131202 is a deficient number, since it is larger than the sum of its proper divisors (60137204).

103131202 is a wasteful number, since it uses less digits than its factorization.

103131202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142881 (or 142862 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 103131202 is about 10155.3533665747. The cubic root of 103131202 is about 468.9537645194.

Adding to 103131202 its reverse (202131301), we get a palindrome (305262503).

Subtracting 103131202 from its reverse (202131301), we obtain a palindrome (99000099).

The spelling of 103131202 in words is "one hundred three million, one hundred thirty-one thousand, two hundred two".