2120220122323 has 4 divisors (see below), whose sum is σ = 2120336069320. Its totient is φ = 2120104175328.

The previous prime is 2120220122309. The next prime is 2120220122411. The reversal of 2120220122323 is 3232210220212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2120220122323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2120220122294 and 2120220122303.

It is not an unprimeable number, because it can be changed into a prime (2120220120323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57946065 + ... + 57982642.

It is an arithmetic number, because the mean of its divisors is an integer number (530084017330).

Almost surely, 2^{2120220122323} is an apocalyptic number.

2120220122323 is a deficient number, since it is larger than the sum of its proper divisors (115946997).

2120220122323 is a wasteful number, since it uses less digits than its factorization.

2120220122323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115946996.

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

Adding to 2120220122323 its reverse (3232210220212), we get a palindrome (5352430342535).

The spelling of 2120220122323 in words is "two trillion, one hundred twenty billion, two hundred twenty million, one hundred twenty-two thousand, three hundred twenty-three".