223453354231 has 2 divisors, whose sum is σ = 223453354232. Its totient is φ = 223453354230.

The previous prime is 223453354151. The next prime is 223453354331. The reversal of 223453354231 is 132453354322.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223453354231 is a prime.

It is a super-2 number, since 2×223453354231² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223453354331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111726677115 + 111726677116.

It is an arithmetic number, because the mean of its divisors is an integer number (111726677116).

Almost surely, 2^223453354231 is an apocalyptic number.

223453354231 is a deficient number, since it is larger than the sum of its proper divisors (1).

223453354231 is an equidigital number, since it uses as much as digits as its factorization.

223453354231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 259200, while the sum is 37.

Subtracting from 223453354231 its reverse (132453354322), we obtain a palindrome (90999999909).

The spelling of 223453354231 in words is "two hundred twenty-three billion, four hundred fifty-three million, three hundred fifty-four thousand, two hundred thirty-one".