23133123222 has 16 divisors (see below), whose sum is σ = 50472268992. Its totient is φ = 7010037320.

The previous prime is 23133123203. The next prime is 23133123229. The reversal of 23133123222 is 22232133132.

It is a super-2 number, since 2×23133123222² (a number of 22 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 23133123192 and 23133123201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23133123229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175250868 + ... + 175250999.

It is an arithmetic number, because the mean of its divisors is an integer number (3154516812).

Almost surely, 2^23133123222 is an apocalyptic number.

23133123222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23133123222 is an abundant number, since it is smaller than the sum of its proper divisors (27339145770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23133123222 is a wasteful number, since it uses less digits than its factorization.

23133123222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350501883.

The product of its digits is 2592, while the sum is 24.

Adding to 23133123222 its reverse (22232133132), we get a palindrome (45365256354).

The spelling of 23133123222 in words is "twenty-three billion, one hundred thirty-three million, one hundred twenty-three thousand, two hundred twenty-two".