2321120202312 has 32 divisors (see below), whose sum is σ = 5802952114080. Its totient is φ = 773686519680.

The previous prime is 2321120202311. The next prime is 2321120202377. The reversal of 2321120202312 is 2132020211232.

It is not an unprimeable number, because it can be changed into a prime (2321120202311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 311014 + ... + 2176917.

It is an arithmetic number, because the mean of its divisors is an integer number (181342253565).

Almost surely, 2^{2321120202312} is an apocalyptic number.

It is an amenable number.

2321120202312 is an abundant number, since it is smaller than the sum of its proper divisors (3481831911768).

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

2321120202312 is a wasteful number, since it uses less digits than its factorization.

2321120202312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2526813 (or 2526809 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 2321120202312 its reverse (2132020211232), we get a palindrome (4453140413544).

The spelling of 2321120202312 in words is "two trillion, three hundred twenty-one billion, one hundred twenty million, two hundred two thousand, three hundred twelve".