23133451224 has 64 divisors (see below), whose sum is σ = 62383507200. Its totient is φ = 7106426496.

The previous prime is 23133451213. The next prime is 23133451259. The reversal of 23133451224 is 42215433132.

It is a junction number, because it is equal to n+sod(n) for n = 23133451191 and 23133451200.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 133237 + ... + 253019.

It is an arithmetic number, because the mean of its divisors is an integer number (974742300).

Almost surely, 2^23133451224 is an apocalyptic number.

23133451224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23133451224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31191753600).

23133451224 is an abundant number, since it is smaller than the sum of its proper divisors (39250055976).

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

23133451224 is a wasteful number, since it uses less digits than its factorization.

23133451224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120424 (or 120420 counting only the distinct ones).

The product of its digits is 17280, while the sum is 30.

Adding to 23133451224 its reverse (42215433132), we get a palindrome (65348884356).

The spelling of 23133451224 in words is "twenty-three billion, one hundred thirty-three million, four hundred fifty-one thousand, two hundred twenty-four".