3122011200113 has 4 divisors (see below), whose sum is σ = 3362165907828. Its totient is φ = 2881856492400.

The previous prime is 3122011200073. The next prime is 3122011200157. The reversal of 3122011200113 is 3110021102213.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1042465504144 + 2079545695969 = 1021012^2 + 1442063^2 .

It is a cyclic number.

It is not a de Polignac number, because 3122011200113 - 2¹⁰ = 3122011199089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3122011200091 and 3122011200100.

It is not an unprimeable number, because it can be changed into a prime (3122011200613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120077353838 + ... + 120077353863.

It is an arithmetic number, because the mean of its divisors is an integer number (840541476957).

Almost surely, 2^{3122011200113} is an apocalyptic number.

It is an amenable number.

3122011200113 is a deficient number, since it is larger than the sum of its proper divisors (240154707715).

3122011200113 is a wasteful number, since it uses less digits than its factorization.

3122011200113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240154707714.

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

Adding to 3122011200113 its reverse (3110021102213), we get a palindrome (6232032302326).

The spelling of 3122011200113 in words is "three trillion, one hundred twenty-two billion, eleven million, two hundred thousand, one hundred thirteen".