22323123032121 has 64 divisors (see below), whose sum is σ = 33698302525440. Its totient is φ = 14601985957440.

The previous prime is 22323123032117. The next prime is 22323123032149. The reversal of 22323123032121 is 12123032132322.

22323123032121 is a `hidden beast` number, since 2 + 2 + 3 + 2 + 312 + 3 + 0 + 321 + 21 = 666.

It is not a de Polignac number, because 22323123032121 - 2² = 22323123032117 is a prime.

It is a super-3 number, since 3×22323123032121³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (22323123032621) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1764249031 + ... + 1764261683.

It is an arithmetic number, because the mean of its divisors is an integer number (526535976960).

Almost surely, 2^{22323123032121} is an apocalyptic number.

It is an amenable number.

22323123032121 is a deficient number, since it is larger than the sum of its proper divisors (11375179493319).

22323123032121 is a wasteful number, since it uses less digits than its factorization.

22323123032121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17083 (or 17077 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 22323123032121 its reverse (12123032132322), we get a palindrome (34446155164443).

The spelling of 22323123032121 in words is "twenty-two trillion, three hundred twenty-three billion, one hundred twenty-three million, thirty-two thousand, one hundred twenty-one".