223312022231 has 2 divisors, whose sum is σ = 223312022232. Its totient is φ = 223312022230.

The previous prime is 223312022209. The next prime is 223312022237. The reversal of 223312022231 is 132220213322.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 223312022231 - 2²² = 223307827927 is a prime.

It is a super-2 number, since 2×223312022231² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 223312022197 and 223312022206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223312022237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111656011115 + 111656011116.

It is an arithmetic number, because the mean of its divisors is an integer number (111656011116).

Almost surely, 2^223312022231 is an apocalyptic number.

223312022231 is a deficient number, since it is larger than the sum of its proper divisors (1).

223312022231 is an equidigital number, since it uses as much as digits as its factorization.

223312022231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 223312022231 its reverse (132220213322), we get a palindrome (355532235553).

The spelling of 223312022231 in words is "two hundred twenty-three billion, three hundred twelve million, twenty-two thousand, two hundred thirty-one".