222563123 has 4 divisors (see below), whose sum is σ = 222664248. Its totient is φ = 222462000.

The previous prime is 222563087. The next prime is 222563137. The reversal of 222563123 is 321365222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 222563123 - 2²⁰ = 221514547 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222563092 and 222563101.

It is not an unprimeable number, because it can be changed into a prime (222563153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47186 + ... + 51687.

It is an arithmetic number, because the mean of its divisors is an integer number (55666062).

Almost surely, 2^222563123 is an apocalyptic number.

222563123 is a deficient number, since it is larger than the sum of its proper divisors (101125).

222563123 is an equidigital number, since it uses as much as digits as its factorization.

222563123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101124.

The product of its digits is 4320, while the sum is 26.

The square root of 222563123 is about 14918.5496278961. The cubic root of 222563123 is about 606.0164349437.

The spelling of 222563123 in words is "two hundred twenty-two million, five hundred sixty-three thousand, one hundred twenty-three".