13101321020331 has 8 divisors (see below), whose sum is σ = 17468473272640. Its totient is φ = 8734191390792.

The previous prime is 13101321020321. The next prime is 13101321020383. The reversal of 13101321020331 is 13302012310131.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13101321020331 - 2²¹ = 13101318923179 is a prime.

It is a super-2 number, since 2×13101321020331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13101321020298 and 13101321020307.

It is not an unprimeable number, because it can be changed into a prime (13101321020321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4254841 + ... + 6656298.

It is an arithmetic number, because the mean of its divisors is an integer number (2183559159080).

Almost surely, 2^{13101321020331} is an apocalyptic number.

13101321020331 is a deficient number, since it is larger than the sum of its proper divisors (4367152252309).

13101321020331 is a wasteful number, since it uses less digits than its factorization.

13101321020331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11311385.

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

Adding to 13101321020331 its reverse (13302012310131), we get a palindrome (26403333330462).

The spelling of 13101321020331 in words is "thirteen trillion, one hundred one billion, three hundred twenty-one million, twenty thousand, three hundred thirty-one".