21222023023323 has 6 divisors (see below), whose sum is σ = 30654033255924. Its totient is φ = 14148015348876.

The previous prime is 21222023023241. The next prime is 21222023023339. The reversal of 21222023023323 is 32332032022212.

21222023023323 is a `hidden beast` number, since 2 + 1 + 2 + 2 + 20 + 2 + 302 + 332 + 3 = 666.

It is not a de Polignac number, because 21222023023323 - 2⁸ = 21222023023067 is a prime.

It is a super-2 number, since 2×21222023023323² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (21222023823323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1179001279065 + ... + 1179001279082.

It is an arithmetic number, because the mean of its divisors is an integer number (5109005542654).

Almost surely, 2^{21222023023323} is an apocalyptic number.

21222023023323 is a deficient number, since it is larger than the sum of its proper divisors (9432010232601).

21222023023323 is a wasteful number, since it uses less digits than its factorization.

21222023023323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2358002558153 (or 2358002558150 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 21222023023323 its reverse (32332032022212), we get a palindrome (53554055045535).

The spelling of 21222023023323 in words is "twenty-one trillion, two hundred twenty-two billion, twenty-three million, twenty-three thousand, three hundred twenty-three".