2102320240312 has 32 divisors (see below), whose sum is σ = 3964457296800. Its totient is φ = 1045134057600.

The previous prime is 2102320240301. The next prime is 2102320240327. The reversal of 2102320240312 is 2130420232012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6889389 + ... + 7188067.

It is an arithmetic number, because the mean of its divisors is an integer number (123889290525).

Almost surely, 2^{2102320240312} is an apocalyptic number.

It is an amenable number.

2102320240312 is a deficient number, since it is larger than the sum of its proper divisors (1862137056488).

2102320240312 is a wasteful number, since it uses less digits than its factorization.

2102320240312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303727 (or 303723 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 2102320240312 its reverse (2130420232012), we get a palindrome (4232740472324).

The spelling of 2102320240312 in words is "two trillion, one hundred two billion, three hundred twenty million, two hundred forty thousand, three hundred twelve".