212100011313 has 32 divisors (see below), whose sum is σ = 287720294400. Its totient is φ = 138953808000.

The previous prime is 212100011261. The next prime is 212100011323. The reversal of 212100011313 is 313110001212.

It is a happy number.

It is not a de Polignac number, because 212100011313 - 2²⁰ = 212098962737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212100011292 and 212100011301.

It is not an unprimeable number, because it can be changed into a prime (212100011323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 117767013 + ... + 117768813.

It is an arithmetic number, because the mean of its divisors is an integer number (8991259200).

Almost surely, 2^212100011313 is an apocalyptic number.

It is an amenable number.

212100011313 is a deficient number, since it is larger than the sum of its proper divisors (75620283087).

212100011313 is a wasteful number, since it uses less digits than its factorization.

212100011313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3373.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 212100011313 its reverse (313110001212), we get a palindrome (525210012525).

The spelling of 212100011313 in words is "two hundred twelve billion, one hundred million, eleven thousand, three hundred thirteen".