13323131121101 has 4 divisors (see below), whose sum is σ = 13323229104192. Its totient is φ = 13323033138012.

The previous prime is 13323131121073. The next prime is 13323131121107. The reversal of 13323131121101 is 10112113132331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13323131121101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13323131121107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48787301 + ... + 49059626.

It is an arithmetic number, because the mean of its divisors is an integer number (3330807276048).

Almost surely, 2^{13323131121101} is an apocalyptic number.

It is an amenable number.

13323131121101 is a deficient number, since it is larger than the sum of its proper divisors (97983091).

13323131121101 is an equidigital number, since it uses as much as digits as its factorization.

13323131121101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97983090.

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 13323131121101 its reverse (10112113132331), we get a palindrome (23435244253432).

The spelling of 13323131121101 in words is "thirteen trillion, three hundred twenty-three billion, one hundred thirty-one million, one hundred twenty-one thousand, one hundred one".