20113310311199 has 4 divisors (see below), whose sum is σ = 22986640355664. Its totient is φ = 17239980266736.

The previous prime is 20113310311141. The next prime is 20113310311217. The reversal of 20113310311199 is 99111301331102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20113310311199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20113310311099) 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, 1436665022222 + ... + 1436665022235.

It is an arithmetic number, because the mean of its divisors is an integer number (5746660088916).

Almost surely, 2^{20113310311199} is an apocalyptic number.

20113310311199 is a deficient number, since it is larger than the sum of its proper divisors (2873330044465).

20113310311199 is an equidigital number, since it uses as much as digits as its factorization.

20113310311199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2873330044464.

The product of its (nonzero) digits is 4374, while the sum is 35.

The spelling of 20113310311199 in words is "twenty trillion, one hundred thirteen billion, three hundred ten million, three hundred eleven thousand, one hundred ninety-nine".