13310320131021 has 16 divisors (see below), whose sum is σ = 18180061227008. Its totient is φ = 8659353729600.

The previous prime is 13310320130993. The next prime is 13310320131079. The reversal of 13310320131021 is 12013102301331.

It is a happy number.

It is not a de Polignac number, because 13310320131021 - 2⁶ = 13310320130957 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 (13310320131421) 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, 286331050 + ... + 286377531.

It is an arithmetic number, because the mean of its divisors is an integer number (1136253826688).

Almost surely, 2^{13310320131021} is an apocalyptic number.

It is an amenable number.

13310320131021 is a deficient number, since it is larger than the sum of its proper divisors (4869741095987).

13310320131021 is a wasteful number, since it uses less digits than its factorization.

13310320131021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572708772.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 13310320131021 its reverse (12013102301331), we get a palindrome (25323422432352).

The spelling of 13310320131021 in words is "thirteen trillion, three hundred ten billion, three hundred twenty million, one hundred thirty-one thousand, twenty-one".