13212335030056 has 32 divisors (see below), whose sum is σ = 24797734389000. Its totient is φ = 6599606582016.

The previous prime is 13212335029997. The next prime is 13212335030077. The reversal of 13212335030056 is 65003053321231.

It can be written as a sum of positive squares in 4 ways, for example, as 12787275364900 + 425059665156 = 3575930^2 + 651966^2 .

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, 201016110 + ... + 201081826.

Almost surely, 2^{13212335030056} is an apocalyptic number.

It is an amenable number.

13212335030056 is a deficient number, since it is larger than the sum of its proper divisors (11585399358944).

13212335030056 is a wasteful number, since it uses less digits than its factorization.

13212335030056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90301 (or 90297 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 34.

Adding to 13212335030056 its reverse (65003053321231), we get a palindrome (78215388351287).

The spelling of 13212335030056 in words is "thirteen trillion, two hundred twelve billion, three hundred thirty-five million, thirty thousand, fifty-six".