2313220311200 has 36 divisors (see below), whose sum is σ = 5647149086670. Its totient is φ = 925288124160.

The previous prime is 2313220311167. The next prime is 2313220311203. The reversal of 2313220311200 is 21130223132.

It can be written as a sum of positive squares in 3 ways, for example, as 1713072616336 + 600147694864 = 1308844^2 + 774692^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (2313220311203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1445761895 + ... + 1445763494.

Almost surely, 2^{2313220311200} is an apocalyptic number.

2313220311200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2313220311200 is an abundant number, since it is smaller than the sum of its proper divisors (3333928775470).

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

2313220311200 is a wasteful number, since it uses less digits than its factorization.

2313220311200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2891525409 (or 2891525396 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2313220311200 its reverse (21130223132), we get a palindrome (2334350534332).

The spelling of 2313220311200 in words is "two trillion, three hundred thirteen billion, two hundred twenty million, three hundred eleven thousand, two hundred".