13312231233601 has 2 divisors, whose sum is σ = 13312231233602. Its totient is φ = 13312231233600.

The previous prime is 13312231233589. The next prime is 13312231233649. The reversal of 13312231233601 is 10633213221331.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7595541512001 + 5716689721600 = 2756001^2 + 2390960^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13312231233601 is a prime.

It is not a weakly prime, because it can be changed into another prime (13312231233901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6656115616800 + 6656115616801.

It is an arithmetic number, because the mean of its divisors is an integer number (6656115616801).

Almost surely, 2^{13312231233601} is an apocalyptic number.

It is an amenable number.

13312231233601 is a deficient number, since it is larger than the sum of its proper divisors (1).

13312231233601 is an equidigital number, since it uses as much as digits as its factorization.

13312231233601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 31.

Adding to 13312231233601 its reverse (10633213221331), we get a palindrome (23945444454932).

The spelling of 13312231233601 in words is "thirteen trillion, three hundred twelve billion, two hundred thirty-one million, two hundred thirty-three thousand, six hundred one".