13312210004431 has 6 divisors (see below), whose sum is σ = 14414996632200. Its totient is φ = 12288193850088.

The previous prime is 13312210004411. The next prime is 13312210004437. The reversal of 13312210004431 is 13440001221331.

It is a de Polignac number, because none of the positive numbers 2^k-13312210004431 is a prime.

It is a super-2 number, since 2×13312210004431² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13312210004396 and 13312210004405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13312210004437) 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, 39385236531 + ... + 39385236868.

It is an arithmetic number, because the mean of its divisors is an integer number (2402499438700).

Almost surely, 2^{13312210004431} is an apocalyptic number.

13312210004431 is a deficient number, since it is larger than the sum of its proper divisors (1102786627769).

13312210004431 is an equidigital number, since it uses as much as digits as its factorization.

13312210004431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78770473425 (or 78770473412 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 13312210004431 its reverse (13440001221331), we get a palindrome (26752211225762).

The spelling of 13312210004431 in words is "thirteen trillion, three hundred twelve billion, two hundred ten million, four thousand, four hundred thirty-one".