2120323210323 has 16 divisors (see below), whose sum is σ = 2853789904896. Its totient is φ = 1400237284320.

The previous prime is 2120323210261. The next prime is 2120323210333. The reversal of 2120323210323 is 3230123230212.

It is not a de Polignac number, because 2120323210323 - 2⁶ = 2120323210259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2120323210293 and 2120323210302.

It is not an unprimeable number, because it can be changed into a prime (2120323210333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4082508 + ... + 4572473.

It is an arithmetic number, because the mean of its divisors is an integer number (178361869056).

Almost surely, 2^{2120323210323} is an apocalyptic number.

2120323210323 is a deficient number, since it is larger than the sum of its proper divisors (733466694573).

2120323210323 is a wasteful number, since it uses less digits than its factorization.

2120323210323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8655754.

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

Adding to 2120323210323 its reverse (3230123230212), we get a palindrome (5350446440535).

The spelling of 2120323210323 in words is "two trillion, one hundred twenty billion, three hundred twenty-three million, two hundred ten thousand, three hundred twenty-three".