2113013211200 has 42 divisors (see below), whose sum is σ = 5199333136746. Its totient is φ = 845205283840.

The previous prime is 2113013211187. The next prime is 2113013211233. The reversal of 2113013211200 is 21123103112.

It can be written as a sum of positive squares in 3 ways, for example, as 323133128704 + 1789880082496 = 568448^2 + 1337864^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 660315029 + ... + 660318228.

It is an arithmetic number, because the mean of its divisors is an integer number (123793646113).

Almost surely, 2^{2113013211200} is an apocalyptic number.

2113013211200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2113013211200 is an abundant number, since it is smaller than the sum of its proper divisors (3086319925546).

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

2113013211200 is a wasteful number, since it uses less digits than its factorization.

2113013211200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1320633279 (or 1320633264 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 2113013211200 its reverse (21123103112), we get a palindrome (2134136314312).

The spelling of 2113013211200 in words is "two trillion, one hundred thirteen billion, thirteen million, two hundred eleven thousand, two hundred".