131342124202 has 24 divisors (see below), whose sum is σ = 209336650380. Its totient is φ = 61792481280.

The previous prime is 131342124191. The next prime is 131342124223. The reversal of 131342124202 is 202421243131.

It can be written as a sum of positive squares in 6 ways, for example, as 129002370561 + 2339753641 = 359169^2 + 48371^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2452552 + ... + 2505532.

Almost surely, 2^131342124202 is an apocalyptic number.

131342124202 is a deficient number, since it is larger than the sum of its proper divisors (77994526178).

131342124202 is a wasteful number, since it uses less digits than its factorization.

131342124202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57306 (or 57289 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 131342124202 its reverse (202421243131), we get a palindrome (333763367333).

The spelling of 131342124202 in words is "one hundred thirty-one billion, three hundred forty-two million, one hundred twenty-four thousand, two hundred two".