22323224032121 has 4 divisors (see below), whose sum is σ = 22329681433332. Its totient is φ = 22316766630912.

The previous prime is 22323224032099. The next prime is 22323224032129. The reversal of 22323224032121 is 12123042232322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 726653953600 + 21596570078521 = 852440^2 + 4647211^2 .

It is a cyclic number.

It is not a de Polignac number, because 22323224032121 - 2³⁸ = 22048346125177 is a prime.

It is a super-3 number, since 3×22323224032121³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22323224032129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3228695420 + ... + 3228702333.

It is an arithmetic number, because the mean of its divisors is an integer number (5582420358333).

Almost surely, 2^{22323224032121} is an apocalyptic number.

It is an amenable number.

22323224032121 is a deficient number, since it is larger than the sum of its proper divisors (6457401211).

22323224032121 is an equidigital number, since it uses as much as digits as its factorization.

22323224032121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6457401210.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 22323224032121 its reverse (12123042232322), we get a palindrome (34446266264443).

The spelling of 22323224032121 in words is "twenty-two trillion, three hundred twenty-three billion, two hundred twenty-four million, thirty-two thousand, one hundred twenty-one".