23033022121 has 8 divisors (see below), whose sum is σ = 23118789960. Its totient is φ = 22947303552.

The previous prime is 23033022049. The next prime is 23033022127. The reversal of 23033022121 is 12122033032.

It can be written as a sum of positive squares in 4 ways, for example, as 2847716496 + 20185305625 = 53364^2 + 142075^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23033022121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23033022127) 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, 1112815 + ... + 1133323.

It is an arithmetic number, because the mean of its divisors is an integer number (2889848745).

Almost surely, 2^23033022121 is an apocalyptic number.

It is an amenable number.

23033022121 is a deficient number, since it is larger than the sum of its proper divisors (85767839).

23033022121 is a wasteful number, since it uses less digits than its factorization.

23033022121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24635.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 23033022121 its reverse (12122033032), we get a palindrome (35155055153).

The spelling of 23033022121 in words is "twenty-three billion, thirty-three million, twenty-two thousand, one hundred twenty-one".