23022023112221 has 32 divisors (see below), whose sum is σ = 28152781977600. Its totient is φ = 18387279408960.

The previous prime is 23022023112163. The next prime is 23022023112287. The reversal of 23022023112221 is 12221132022032.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-23022023112221 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23022023162221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1047311 + ... + 6865923.

It is an arithmetic number, because the mean of its divisors is an integer number (879774436800).

Almost surely, 2^{23022023112221} is an apocalyptic number.

It is an amenable number.

23022023112221 is a deficient number, since it is larger than the sum of its proper divisors (5130758865379).

23022023112221 is a wasteful number, since it uses less digits than its factorization.

23022023112221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5819129.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 23022023112221 its reverse (12221132022032), we get a palindrome (35243155134253).

The spelling of 23022023112221 in words is "twenty-three trillion, twenty-two billion, twenty-three million, one hundred twelve thousand, two hundred twenty-one".