22330244443231 has 4 divisors (see below), whose sum is σ = 22333087981512. Its totient is φ = 22327400904952.

The previous prime is 22330244443217. The next prime is 22330244443313. The reversal of 22330244443231 is 13234444203322.

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 22330244443231 - 2¹⁹ = 22330243918943 is a prime.

It is a super-2 number, since 2×22330244443231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22330244443931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1421757361 + ... + 1421773066.

It is an arithmetic number, because the mean of its divisors is an integer number (5583271995378).

Almost surely, 2^{22330244443231} is an apocalyptic number.

22330244443231 is a deficient number, since it is larger than the sum of its proper divisors (2843538281).

22330244443231 is an equidigital number, since it uses as much as digits as its factorization.

22330244443231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2843538280.

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 22330244443231 its reverse (13234444203322), we get a palindrome (35564688646553).

The spelling of 22330244443231 in words is "twenty-two trillion, three hundred thirty billion, two hundred forty-four million, four hundred forty-three thousand, two hundred thirty-one".