13313443231401 has 16 divisors (see below), whose sum is σ = 18524953552896. Its totient is φ = 8488860119696.

The previous prime is 13313443231397. The next prime is 13313443231433. The reversal of 13313443231401 is 10413234431331.

It is a cyclic number.

It is not a de Polignac number, because 13313443231401 - 2² = 13313443231397 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13313443231301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9229635 + ... + 10574168.

It is an arithmetic number, because the mean of its divisors is an integer number (1157809597056).

Almost surely, 2^{13313443231401} is an apocalyptic number.

It is an amenable number.

13313443231401 is a deficient number, since it is larger than the sum of its proper divisors (5211510321495).

13313443231401 is a wasteful number, since it uses less digits than its factorization.

13313443231401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19813572.

The product of its (nonzero) digits is 31104, while the sum is 33.

Adding to 13313443231401 its reverse (10413234431331), we get a palindrome (23726677662732).

The spelling of 13313443231401 in words is "thirteen trillion, three hundred thirteen billion, four hundred forty-three million, two hundred thirty-one thousand, four hundred one".