222423503 has 2 divisors, whose sum is σ = 222423504. Its totient is φ = 222423502.

The previous prime is 222423497. The next prime is 222423527. The reversal of 222423503 is 305324222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222423503 - 2²⁰ = 221374927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222425503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111211751 + 111211752.

It is an arithmetic number, because the mean of its divisors is an integer number (111211752).

Almost surely, 2^222423503 is an apocalyptic number.

222423503 is a deficient number, since it is larger than the sum of its proper divisors (1).

222423503 is an equidigital number, since it uses as much as digits as its factorization.

222423503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 222423503 is about 14913.8694844765. The cubic root of 222423503 is about 605.8896848142.

Adding to 222423503 its reverse (305324222), we get a palindrome (527747725).

The spelling of 222423503 in words is "two hundred twenty-two million, four hundred twenty-three thousand, five hundred three".