22331102231 has 2 divisors, whose sum is σ = 22331102232. Its totient is φ = 22331102230.

The previous prime is 22331102221. The next prime is 22331102279. The reversal of 22331102231 is 13220113322.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22331102231 is a prime.

It is a super-2 number, since 2×22331102231² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22331102221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11165551115 + 11165551116.

It is an arithmetic number, because the mean of its divisors is an integer number (11165551116).

Almost surely, 2^22331102231 is an apocalyptic number.

22331102231 is a deficient number, since it is larger than the sum of its proper divisors (1).

22331102231 is an equidigital number, since it uses as much as digits as its factorization.

22331102231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 22331102231 its reverse (13220113322), we get a palindrome (35551215553).

The spelling of 22331102231 in words is "twenty-two billion, three hundred thirty-one million, one hundred two thousand, two hundred thirty-one".