10020131402 has 16 divisors (see below), whose sum is σ = 15320307912. Its totient is φ = 4914120960.

The previous prime is 10020131393. The next prime is 10020131413. The reversal of 10020131402 is 20413102001.

It can be written as a sum of positive squares in 4 ways, for example, as 6409443481 + 3610687921 = 80059^2 + 60089^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163163 + ... + 216014.

Almost surely, 2^10020131402 is an apocalyptic number.

10020131402 is a deficient number, since it is larger than the sum of its proper divisors (5300176510).

10020131402 is a wasteful number, since it uses less digits than its factorization.

10020131402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379433.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 10020131402 its reverse (20413102001), we get a palindrome (30433233403).

The spelling of 10020131402 in words is "ten billion, twenty million, one hundred thirty-one thousand, four hundred two".