23331321033 has 8 divisors (see below), whose sum is σ = 32938335648. Its totient is φ = 14639260224.

The previous prime is 23331320989. The next prime is 23331321037. The reversal of 23331321033 is 33012313332.

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

It is not a de Polignac number, because 23331321033 - 2¹⁸ = 23331058889 is a prime.

It is a super-2 number, since 2×23331321033² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23331320994 and 23331321012.

It is not an unprimeable number, because it can be changed into a prime (23331321037) 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, 228738391 + ... + 228738492.

It is an arithmetic number, because the mean of its divisors is an integer number (4117291956).

Almost surely, 2^23331321033 is an apocalyptic number.

It is an amenable number.

23331321033 is a deficient number, since it is larger than the sum of its proper divisors (9607014615).

23331321033 is a wasteful number, since it uses less digits than its factorization.

23331321033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457476903.

The product of its (nonzero) digits is 2916, while the sum is 24.

Adding to 23331321033 its reverse (33012313332), we get a palindrome (56343634365).

The spelling of 23331321033 in words is "twenty-three billion, three hundred thirty-one million, three hundred twenty-one thousand, thirty-three".