2122111323 has 12 divisors (see below), whose sum is σ = 3066507600. Its totient is φ = 1414170576.

The previous prime is 2122111319. The next prime is 2122111331. The reversal of 2122111323 is 3231112212.

It is not a de Polignac number, because 2122111323 - 2² = 2122111319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2122111296 and 2122111305.

It is not an unprimeable number, because it can be changed into a prime (2122111373) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23311 + ... + 69192.

It is an arithmetic number, because the mean of its divisors is an integer number (255542300).

Almost surely, 2^2122111323 is an apocalyptic number.

2122111323 is a deficient number, since it is larger than the sum of its proper divisors (944396277).

2122111323 is a wasteful number, since it uses less digits than its factorization.

2122111323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95058 (or 95055 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 2122111323 is about 46066.3795299783. The cubic root of 2122111323 is about 1285.0579741390.

Adding to 2122111323 its reverse (3231112212), we get a palindrome (5353223535).

The spelling of 2122111323 in words is "two billion, one hundred twenty-two million, one hundred eleven thousand, three hundred twenty-three".