22123323333021 has 8 divisors (see below), whose sum is σ = 29730030306304. Its totient is φ = 14632749290880.

The previous prime is 22123323333019. The next prime is 22123323333043. The reversal of 22123323333021 is 12033332332122.

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

It is not a de Polignac number, because 22123323333021 - 2¹ = 22123323333019 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22123323333021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22123323333011) 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, 29033232340 + ... + 29033233101.

It is an arithmetic number, because the mean of its divisors is an integer number (3716253788288).

Almost surely, 2^{22123323333021} is an apocalyptic number.

It is an amenable number.

22123323333021 is a deficient number, since it is larger than the sum of its proper divisors (7606706973283).

22123323333021 is a wasteful number, since it uses less digits than its factorization.

22123323333021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58066465571.

The product of its (nonzero) digits is 23328, while the sum is 30.

Adding to 22123323333021 its reverse (12033332332122), we get a palindrome (34156655665143).

The spelling of 22123323333021 in words is "twenty-two trillion, one hundred twenty-three billion, three hundred twenty-three million, three hundred thirty-three thousand, twenty-one".