22321334231 has 4 divisors (see below), whose sum is σ = 25510096272. Its totient is φ = 19132572192.

The previous prime is 22321334213. The next prime is 22321334257. The reversal of 22321334231 is 13243312322.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22321334231 - 2³⁴ = 5141465047 is a prime.

It is a super-3 number, since 3×22321334231³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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 22321334231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22321334531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1594381010 + ... + 1594381023.

It is an arithmetic number, because the mean of its divisors is an integer number (6377524068).

Almost surely, 2^22321334231 is an apocalyptic number.

22321334231 is a deficient number, since it is larger than the sum of its proper divisors (3188762041).

22321334231 is an equidigital number, since it uses as much as digits as its factorization.

22321334231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3188762040.

The product of its digits is 5184, while the sum is 26.

Adding to 22321334231 its reverse (13243312322), we get a palindrome (35564646553).

The spelling of 22321334231 in words is "twenty-two billion, three hundred twenty-one million, three hundred thirty-four thousand, two hundred thirty-one".