2331020322312 has 32 divisors (see below), whose sum is σ = 6357328152480. Its totient is φ = 706369794560.

The previous prime is 2331020322311. The next prime is 2331020322343. The reversal of 2331020322312 is 2132230201332.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (2331020322311) 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, 4414810953 + ... + 4414811480.

It is an arithmetic number, because the mean of its divisors is an integer number (198666504765).

Almost surely, 2^{2331020322312} is an apocalyptic number.

2331020322312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2331020322312 is an abundant number, since it is smaller than the sum of its proper divisors (4026307830168).

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

2331020322312 is a wasteful number, since it uses less digits than its factorization.

2331020322312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8829622453 (or 8829622449 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 2331020322312 its reverse (2132230201332), we get a palindrome (4463250523644).

The spelling of 2331020322312 in words is "two trillion, three hundred thirty-one billion, twenty million, three hundred twenty-two thousand, three hundred twelve".