2313102620440 has 64 divisors (see below), whose sum is σ = 5301502164000. Its totient is φ = 908045030400.

The previous prime is 2313102620359. The next prime is 2313102620447. The reversal of 2313102620440 is 440262013132.

It is a happy number.

2313102620440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2313102620399 and 2313102620408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2313102620447) 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, 602946 + ... + 2233774.

Almost surely, 2^{2313102620440} is an apocalyptic number.

2313102620440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2313102620440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2650751082000).

2313102620440 is an abundant number, since it is smaller than the sum of its proper divisors (2988399543560).

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

2313102620440 is a wasteful number, since it uses less digits than its factorization.

2313102620440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1631500 (or 1631496 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 2313102620440 its reverse (440262013132), we get a palindrome (2753364633572).

The spelling of 2313102620440 in words is "two trillion, three hundred thirteen billion, one hundred two million, six hundred twenty thousand, four hundred forty".