2303123320312 has 64 divisors (see below), whose sum is σ = 4501961856000. Its totient is φ = 1103243965824.

The previous prime is 2303123320217. The next prime is 2303123320313. The reversal of 2303123320312 is 2130233213032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2303123320313) 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, 19167573 + ... + 19287355.

It is an arithmetic number, because the mean of its divisors is an integer number (70343154000).

Almost surely, 2^{2303123320312} is an apocalyptic number.

It is an amenable number.

2303123320312 is a deficient number, since it is larger than the sum of its proper divisors (2198838535688).

2303123320312 is a wasteful number, since it uses less digits than its factorization.

2303123320312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120460 (or 120456 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 2303123320312 its reverse (2130233213032), we get a palindrome (4433356533344).

The spelling of 2303123320312 in words is "two trillion, three hundred three billion, one hundred twenty-three million, three hundred twenty thousand, three hundred twelve".