20110011313 has 4 divisors (see below), whose sum is σ = 22982870080. Its totient is φ = 17237152548.

The previous prime is 20110011301. The next prime is 20110011349. The reversal of 20110011313 is 31311001102.

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 a de Polignac number, because none of the positive numbers 2^k-20110011313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20110011293 and 20110011302.

It is not an unprimeable number, because it can be changed into a prime (20110015313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1436429373 + ... + 1436429386.

It is an arithmetic number, because the mean of its divisors is an integer number (5745717520).

Almost surely, 2^20110011313 is an apocalyptic number.

It is an amenable number.

20110011313 is a deficient number, since it is larger than the sum of its proper divisors (2872858767).

20110011313 is an equidigital number, since it uses as much as digits as its factorization.

20110011313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2872858766.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 20110011313 its reverse (31311001102), we get a palindrome (51421012415).

The spelling of 20110011313 in words is "twenty billion, one hundred ten million, eleven thousand, three hundred thirteen".