13113013220000 has 120 divisors (see below), whose sum is σ = 32341258450116. Its totient is φ = 5231990016000.

The previous prime is 13113013219979. The next prime is 13113013220017. The reversal of 13113013220000 is 2231031131.

It can be written as a sum of positive squares in 10 ways, for example, as 348199127056 + 12764814092944 = 590084^2 + 3572788^2 .

It is a super-2 number, since 2×13113013220000² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7114244 + ... + 8765756.

Almost surely, 2^{13113013220000} is an apocalyptic number.

13113013220000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13113013220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16170629225058).

13113013220000 is an abundant number, since it is smaller than the sum of its proper divisors (19228245230116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13113013220000 is an equidigital number, since it uses as much as digits as its factorization.

13113013220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1651940 (or 1651917 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 13113013220000 its reverse (2231031131), we get a palindrome (13115244251131).

The spelling of 13113013220000 in words is "thirteen trillion, one hundred thirteen billion, thirteen million, two hundred twenty thousand".