20313000023311 has 16 divisors (see below), whose sum is σ = 21397396838400. Its totient is φ = 19245484497888.

The previous prime is 20313000023263. The next prime is 20313000023369. The reversal of 20313000023311 is 11332000031302.

It is a cyclic number.

It is not a de Polignac number, because 20313000023311 - 2³⁵ = 20278640284943 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 (20313000021311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6660460 + ... + 9218878.

It is an arithmetic number, because the mean of its divisors is an integer number (1337337302400).

Almost surely, 2^{20313000023311} is an apocalyptic number.

20313000023311 is a deficient number, since it is larger than the sum of its proper divisors (1084396815089).

20313000023311 is a wasteful number, since it uses less digits than its factorization.

20313000023311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2561718.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 20313000023311 its reverse (11332000031302), we get a palindrome (31645000054613).

The spelling of 20313000023311 in words is "twenty trillion, three hundred thirteen billion, twenty-three thousand, three hundred eleven".