2113013553200 has 120 divisors (see below), whose sum is σ = 5538735508656. Its totient is φ = 768268800000.

The previous prime is 2113013553163. The next prime is 2113013553221. The reversal of 2113013553200 is 23553103112.

It is a self number, because there is not a number n which added to its sum of digits gives 2113013553200.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39577724 + ... + 39631076.

Almost surely, 2^{2113013553200} is an apocalyptic number.

2113013553200 is a gapful number since it is divisible by the number (20) 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 2113013553200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2769367754328).

2113013553200 is an abundant number, since it is smaller than the sum of its proper divisors (3425721955456).

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

2113013553200 is a wasteful number, since it uses less digits than its factorization.

2113013553200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62383 (or 62372 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

Adding to 2113013553200 its reverse (23553103112), we get a palindrome (2136566656312).

The spelling of 2113013553200 in words is "two trillion, one hundred thirteen billion, thirteen million, five hundred fifty-three thousand, two hundred".