20313000023312 has 40 divisors (see below), whose sum is σ = 39952044226200. Its totient is φ = 10003837132800.

The previous prime is 20313000023263. The next prime is 20313000023369. The reversal of 20313000023312 is 21332000031302.

It can be written as a sum of positive squares in 4 ways, for example, as 5182798283776 + 15130201739536 = 2276576^2 + 3889756^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32252687 + ... + 32876462.

It is an arithmetic number, because the mean of its divisors is an integer number (998801105655).

Almost surely, 2^{20313000023312} is an apocalyptic number.

It is an amenable number.

20313000023312 is a deficient number, since it is larger than the sum of its proper divisors (19639044202888).

20313000023312 is a wasteful number, since it uses less digits than its factorization.

20313000023312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65129451 (or 65129445 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 20313000023312 its reverse (21332000031302), we get a palindrome (41645000054614).

The spelling of 20313000023312 in words is "twenty trillion, three hundred thirteen billion, twenty-three thousand, three hundred twelve".