2122346123 has 4 divisors (see below), whose sum is σ = 2131614240. Its totient is φ = 2113078008.

The previous prime is 2122346119. The next prime is 2122346143. The reversal of 2122346123 is 3216432212.

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

It is a cyclic number.

It is not a de Polignac number, because 2122346123 - 2² = 2122346119 is a prime.

It is a super-2 number, since 2×2122346123² = 9008706131626262258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2122346092 and 2122346101.

It is not an unprimeable number, because it can be changed into a prime (2122346143) 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, 4633715 + ... + 4634172.

It is an arithmetic number, because the mean of its divisors is an integer number (532903560).

Almost surely, 2^2122346123 is an apocalyptic number.

2122346123 is a deficient number, since it is larger than the sum of its proper divisors (9268117).

2122346123 is an equidigital number, since it uses as much as digits as its factorization.

2122346123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9268116.

The product of its digits is 3456, while the sum is 26.

The square root of 2122346123 is about 46068.9279558359. The cubic root of 2122346123 is about 1285.1053672677.

Adding to 2122346123 its reverse (3216432212), we get a palindrome (5338778335).

The spelling of 2122346123 in words is "two billion, one hundred twenty-two million, three hundred forty-six thousand, one hundred twenty-three".