13313202120120 has 128 divisors (see below), whose sum is σ = 45665548669440. Its totient is φ = 3041665344000.

The previous prime is 13313202120103. The next prime is 13313202120131. The reversal of 13313202120120 is 2102120231331.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1629607 + ... + 5411286.

It is an arithmetic number, because the mean of its divisors is an integer number (356762098980).

Almost surely, 2^{13313202120120} is an apocalyptic number.

13313202120120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13313202120120 is an abundant number, since it is smaller than the sum of its proper divisors (32352346549320).

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

13313202120120 is a wasteful number, since it uses less digits than its factorization.

13313202120120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7043165 (or 7043161 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 13313202120120 its reverse (2102120231331), we get a palindrome (15415322351451).

The spelling of 13313202120120 in words is "thirteen trillion, three hundred thirteen billion, two hundred two million, one hundred twenty thousand, one hundred twenty".