23122121220233 has 16 divisors (see below), whose sum is σ = 27579472945920. Its totient is φ = 18953646524736.

The previous prime is 23122121220197. The next prime is 23122121220251. The reversal of 23122121220233 is 33202212122132.

It is not a de Polignac number, because 23122121220233 - 2²⁴ = 23122104443017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23122121220293) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12868478 + ... + 14554791.

It is an arithmetic number, because the mean of its divisors is an integer number (1723717059120).

Almost surely, 2^{23122121220233} is an apocalyptic number.

23122121220233 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

23122121220233 is a deficient number, since it is larger than the sum of its proper divisors (4457351725687).

23122121220233 is a wasteful number, since it uses less digits than its factorization.

23122121220233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27428536.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 23122121220233 its reverse (33202212122132), we get a palindrome (56324333342365).

The spelling of 23122121220233 in words is "twenty-three trillion, one hundred twenty-two billion, one hundred twenty-one million, two hundred twenty thousand, two hundred thirty-three".