13321010100000 has 576 divisors, whose sum is σ = 45235624984704. Its totient is φ = 3429504000000.

The previous prime is 13321010099993. The next prime is 13321010100019. The reversal of 13321010100000 is 101012331.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1454095420 + ... + 1454104580.

It is an arithmetic number, because the mean of its divisors is an integer number (78534071154).

Almost surely, 2^{13321010100000} is an apocalyptic number.

13321010100000 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 13321010100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22617812492352).

13321010100000 is an abundant number, since it is smaller than the sum of its proper divisors (31914614884704).

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

13321010100000 is an equidigital number, since it uses as much as digits as its factorization.

13321010100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9367 (or 9339 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 13321010100000 its reverse (101012331), we get a palindrome (13321111112331).

The spelling of 13321010100000 in words is "thirteen trillion, three hundred twenty-one billion, ten million, one hundred thousand".