2313320021200 has 60 divisors (see below), whose sum is σ = 5598319011660. Its totient is φ = 918573767680.

The previous prime is 2313320021197. The next prime is 2313320021203. The reversal of 2313320021200 is 21200233132.

It is an interprime number because it is at equal distance from previous prime (2313320021197) and next prime (2313320021203).

It can be written as a sum of positive squares in 6 ways, for example, as 69723458704 + 2243596562496 = 264052^2 + 1497864^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2313320021203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21052135 + ... + 21161734.

It is an arithmetic number, because the mean of its divisors is an integer number (93305316861).

Almost surely, 2^{2313320021200} is an apocalyptic number.

2313320021200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2313320021200 is an abundant number, since it is smaller than the sum of its proper divisors (3284998990460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2313320021200 is a wasteful number, since it uses less digits than its factorization.

2313320021200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42214024 (or 42214013 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 2313320021200 its reverse (21200233132), we get a palindrome (2334520254332).

The spelling of 2313320021200 in words is "two trillion, three hundred thirteen billion, three hundred twenty million, twenty-one thousand, two hundred".