13002131312330 has 32 divisors (see below), whose sum is σ = 23622625026000. Its totient is φ = 5152249285632.

The previous prime is 13002131312321. The next prime is 13002131312341. The reversal of 13002131312330 is 3321313120031.

It can be written as a sum of positive squares in 8 ways, for example, as 9290809974889 + 3711321337441 = 3048083^2 + 1926479^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13002131312296 and 13002131312305.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5310146 + ... + 7362194.

Almost surely, 2^{13002131312330} is an apocalyptic number.

13002131312330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13002131312330 is a deficient number, since it is larger than the sum of its proper divisors (10620493713670).

13002131312330 is a wasteful number, since it uses less digits than its factorization.

13002131312330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2057978.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 13002131312330 its reverse (3321313120031), we get a palindrome (16323444432361).

The spelling of 13002131312330 in words is "thirteen trillion, two billion, one hundred thirty-one million, three hundred twelve thousand, three hundred thirty".