201100111313 has 4 divisors (see below), whose sum is σ = 208034597940. Its totient is φ = 194165624688.

The previous prime is 201100111309. The next prime is 201100111363. The reversal of 201100111313 is 313111001102.

It is a happy number.

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 148446842944 + 52653268369 = 385288^2 + 229463^2 .

It is a cyclic number.

It is not a de Polignac number, because 201100111313 - 2² = 201100111309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201100111363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3467243270 + ... + 3467243327.

It is an arithmetic number, because the mean of its divisors is an integer number (52008649485).

Almost surely, 2^201100111313 is an apocalyptic number.

It is an amenable number.

201100111313 is a deficient number, since it is larger than the sum of its proper divisors (6934486627).

201100111313 is an equidigital number, since it uses as much as digits as its factorization.

201100111313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6934486626.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 201100111313 its reverse (313111001102), we get a palindrome (514211112415).

The spelling of 201100111313 in words is "two hundred one billion, one hundred million, one hundred eleven thousand, three hundred thirteen".