23033312331 has 8 divisors (see below), whose sum is σ = 30730638144. Its totient is φ = 15345764040.

The previous prime is 23033312311. The next prime is 23033312353. The reversal of 23033312331 is 13321333032.

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

It is not a de Polignac number, because 23033312331 - 2¹⁰ = 23033311307 is a prime.

It is a super-2 number, since 2×23033312331² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23033312311) 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, 2438881 + ... + 2448306.

It is an arithmetic number, because the mean of its divisors is an integer number (3841329768).

Almost surely, 2^23033312331 is an apocalyptic number.

23033312331 is a deficient number, since it is larger than the sum of its proper divisors (7697325813).

23033312331 is a wasteful number, since it uses less digits than its factorization.

23033312331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4888761.

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

Adding to 23033312331 its reverse (13321333032), we get a palindrome (36354645363).

The spelling of 23033312331 in words is "twenty-three billion, thirty-three million, three hundred twelve thousand, three hundred thirty-one".