23221333133 has 8 divisors (see below), whose sum is σ = 23801154048. Its totient is φ = 22646759824.

The previous prime is 23221333127. The next prime is 23221333147. The reversal of 23221333133 is 33133312232.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23221333133 - 2¹⁰ = 23221332109 is a prime.

It is a super-3 number, since 3×23221333133³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23221333123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1302941 + ... + 1320642.

It is an arithmetic number, because the mean of its divisors is an integer number (2975144256).

Almost surely, 2^23221333133 is an apocalyptic number.

It is an amenable number.

23221333133 is a deficient number, since it is larger than the sum of its proper divisors (579820915).

23221333133 is a wasteful number, since it uses less digits than its factorization.

23221333133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2623803.

The product of its digits is 5832, while the sum is 26.

Adding to 23221333133 its reverse (33133312232), we get a palindrome (56354645365).

The spelling of 23221333133 in words is "twenty-three billion, two hundred twenty-one million, three hundred thirty-three thousand, one hundred thirty-three".