13013221201011 has 16 divisors (see below), whose sum is σ = 19279365225120. Its totient is φ = 8675247250080.

The previous prime is 13013221201007. The next prime is 13013221201063. The reversal of 13013221201011 is 11010212231031.

13013221201011 is a `hidden beast` number, since 1 + 301 + 322 + 1 + 20 + 10 + 11 = 666.

It is not a de Polignac number, because 13013221201011 - 2² = 13013221201007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13013221201081) 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, 5463060 + ... + 7474721.

It is an arithmetic number, because the mean of its divisors is an integer number (1204960326570).

Almost surely, 2^{13013221201011} is an apocalyptic number.

13013221201011 is a deficient number, since it is larger than the sum of its proper divisors (6266144024109).

13013221201011 is a wasteful number, since it uses less digits than its factorization.

13013221201011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12975043 (or 12975037 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 13013221201011 its reverse (11010212231031), we get a palindrome (24023433432042).

The spelling of 13013221201011 in words is "thirteen trillion, thirteen billion, two hundred twenty-one million, two hundred one thousand, eleven".