12252123323 has 16 divisors (see below), whose sum is σ = 13527751680. Its totient is φ = 11003678400.

The previous prime is 12252123287. The next prime is 12252123347. The reversal of 12252123323 is 32332125221.

It is not a de Polignac number, because 12252123323 - 2¹² = 12252119227 is a prime.

It is a super-2 number, since 2×12252123323² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12252123292 and 12252123301.

It is not an unprimeable number, because it can be changed into a prime (12252123383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1294418 + ... + 1303848.

It is an arithmetic number, because the mean of its divisors is an integer number (845484480).

Almost surely, 2^12252123323 is an apocalyptic number.

12252123323 is a deficient number, since it is larger than the sum of its proper divisors (1275628357).

12252123323 is a wasteful number, since it uses less digits than its factorization.

12252123323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10858.

The product of its digits is 4320, while the sum is 26.

Adding to 12252123323 its reverse (32332125221), we get a palindrome (44584248544).

The spelling of 12252123323 in words is "twelve billion, two hundred fifty-two million, one hundred twenty-three thousand, three hundred twenty-three".