13304400021213 has 32 divisors (see below), whose sum is σ = 20900123408640. Its totient is φ = 7369844451840.

The previous prime is 13304400021193. The next prime is 13304400021221. The reversal of 13304400021213 is 31212000440331.

It is a happy number.

It is not a de Polignac number, because 13304400021213 - 2⁶ = 13304400021149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13304400021413) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49075858 + ... + 49346211.

It is an arithmetic number, because the mean of its divisors is an integer number (653128856520).

Almost surely, 2^{13304400021213} is an apocalyptic number.

It is an amenable number.

13304400021213 is a deficient number, since it is larger than the sum of its proper divisors (7595723387427).

13304400021213 is a wasteful number, since it uses less digits than its factorization.

13304400021213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98422277.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 13304400021213 its reverse (31212000440331), we get a palindrome (44516400461544).

The spelling of 13304400021213 in words is "thirteen trillion, three hundred four billion, four hundred million, twenty-one thousand, two hundred thirteen".