23233213533 has 16 divisors (see below), whose sum is σ = 31538160000. Its totient is φ = 15209388480.

The previous prime is 23233213501. The next prime is 23233213573. The reversal of 23233213533 is 33531233232.

It is not a de Polignac number, because 23233213533 - 2⁵ = 23233213501 is a prime.

It is a super-2 number, since 2×23233213533² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23233213533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23233213573) 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 15 ways as a sum of consecutive naturals, for example, 3643 + ... + 215591.

It is an arithmetic number, because the mean of its divisors is an integer number (1971135000).

Almost surely, 2^23233213533 is an apocalyptic number.

It is an amenable number.

23233213533 is a deficient number, since it is larger than the sum of its proper divisors (8304946467).

23233213533 is a wasteful number, since it uses less digits than its factorization.

23233213533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212612.

The product of its digits is 29160, while the sum is 30.

Adding to 23233213533 its reverse (33531233232), we get a palindrome (56764446765).

The spelling of 23233213533 in words is "twenty-three billion, two hundred thirty-three million, two hundred thirteen thousand, five hundred thirty-three".