222345123 has 96 divisors (see below), whose sum is σ = 411844608. Its totient is φ = 103783680.

The previous prime is 222345119. The next prime is 222345133. The reversal of 222345123 is 321543222.

222345123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 222345123 - 2² = 222345119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222345093 and 222345102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222345103) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1750686 + ... + 1750812.

It is an arithmetic number, because the mean of its divisors is an integer number (4290048).

Almost surely, 2^222345123 is an apocalyptic number.

222345123 is a deficient number, since it is larger than the sum of its proper divisors (189499485).

222345123 is a wasteful number, since it uses less digits than its factorization.

222345123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225 (or 214 counting only the distinct ones).

The product of its digits is 2880, while the sum is 24.

The square root of 222345123 is about 14911.2414976084. The cubic root of 222345123 is about 605.8185064656.

Adding to 222345123 its reverse (321543222), we get a palindrome (543888345).

The spelling of 222345123 in words is "two hundred twenty-two million, three hundred forty-five thousand, one hundred twenty-three".