223424431303 has 2 divisors, whose sum is σ = 223424431304. Its totient is φ = 223424431302.

The previous prime is 223424431277. The next prime is 223424431369. The reversal of 223424431303 is 303134424322.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223424431303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223424431393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111712215651 + 111712215652.

It is an arithmetic number, because the mean of its divisors is an integer number (111712215652).

Almost surely, 2^223424431303 is an apocalyptic number.

223424431303 is a deficient number, since it is larger than the sum of its proper divisors (1).

223424431303 is an equidigital number, since it uses as much as digits as its factorization.

223424431303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 223424431303 its reverse (303134424322), we get a palindrome (526558855625).

The spelling of 223424431303 in words is "two hundred twenty-three billion, four hundred twenty-four million, four hundred thirty-one thousand, three hundred three".