2123310320322 has 128 divisors (see below), whose sum is σ = 4615853506560. Its totient is φ = 649396999680.

The previous prime is 2123310320311. The next prime is 2123310320323. The reversal of 2123310320322 is 2230230133212.

It is a junction number, because it is equal to n+sod(n) for n = 2123310320292 and 2123310320301.

It is not an unprimeable number, because it can be changed into a prime (2123310320323) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 388100047 + ... + 388105517.

It is an arithmetic number, because the mean of its divisors is an integer number (36061355520).

Almost surely, 2^{2123310320322} is an apocalyptic number.

2123310320322 is an abundant number, since it is smaller than the sum of its proper divisors (2492543186238).

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

2123310320322 is a wasteful number, since it uses less digits than its factorization.

2123310320322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6728.

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

Adding to 2123310320322 its reverse (2230230133212), we get a palindrome (4353540453534).

The spelling of 2123310320322 in words is "two trillion, one hundred twenty-three billion, three hundred ten million, three hundred twenty thousand, three hundred twenty-two".