12233421123 has 16 divisors (see below), whose sum is σ = 20336077056. Its totient is φ = 6355023840.

The previous prime is 12233421113. The next prime is 12233421127. The reversal of 12233421123 is 32112433221.

It is not a de Polignac number, because 12233421123 - 2⁵ = 12233421091 is a prime.

It is a super-2 number, since 2×12233421123² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12233421093 and 12233421102.

It is not an unprimeable number, because it can be changed into a prime (12233421127) 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, 26479036 + ... + 26479497.

It is an arithmetic number, because the mean of its divisors is an integer number (1271004816).

Almost surely, 2^12233421123 is an apocalyptic number.

12233421123 is a deficient number, since it is larger than the sum of its proper divisors (8102655933).

12233421123 is a wasteful number, since it uses less digits than its factorization.

12233421123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52958554.

The product of its digits is 1728, while the sum is 24.

Adding to 12233421123 its reverse (32112433221), we get a palindrome (44345854344).

The spelling of 12233421123 in words is "twelve billion, two hundred thirty-three million, four hundred twenty-one thousand, one hundred twenty-three".