20110100313 has 4 divisors (see below), whose sum is σ = 26813467088. Its totient is φ = 13406733540.

The previous prime is 20110100299. The next prime is 20110100321. The reversal of 20110100313 is 31300101102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 20110100313 - 2⁸ = 20110100057 is a prime.

It is a super-2 number, since 2×20110100313² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20110100333) 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, 3351683383 + ... + 3351683388.

It is an arithmetic number, because the mean of its divisors is an integer number (6703366772).

Almost surely, 2^20110100313 is an apocalyptic number.

It is an amenable number.

20110100313 is a deficient number, since it is larger than the sum of its proper divisors (6703366775).

20110100313 is an equidigital number, since it uses as much as digits as its factorization.

20110100313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6703366774.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 20110100313 its reverse (31300101102), we get a palindrome (51410201415).

The spelling of 20110100313 in words is "twenty billion, one hundred ten million, one hundred thousand, three hundred thirteen".