2310320321320 has 32 divisors (see below), whose sum is σ = 5670786244320. Its totient is φ = 840116480320.

The previous prime is 2310320321317. The next prime is 2310320321321. The reversal of 2310320321320 is 231230230132.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 2310320321291 and 2310320321300.

It is not an unprimeable number, because it can be changed into a prime (2310320321321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2625363562 + ... + 2625364441.

It is an arithmetic number, because the mean of its divisors is an integer number (177212070135).

Almost surely, 2^{2310320321320} is an apocalyptic number.

2310320321320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2310320321320 is an abundant number, since it is smaller than the sum of its proper divisors (3360465923000).

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

2310320321320 is a wasteful number, since it uses less digits than its factorization.

2310320321320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5250728025 (or 5250728021 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 2310320321320 its reverse (231230230132), we get a palindrome (2541550551452).

The spelling of 2310320321320 in words is "two trillion, three hundred ten billion, three hundred twenty million, three hundred twenty-one thousand, three hundred twenty".