222124417 has 2 divisors, whose sum is σ = 222124418. Its totient is φ = 222124416.

The previous prime is 222124391. The next prime is 222124433. The reversal of 222124417 is 714421222.

222124417 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 220938496 + 1185921 = 14864^2 + 1089^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222124417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222124391 and 222124400.

It is not a weakly prime, because it can be changed into another prime (222124447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111062208 + 111062209.

It is an arithmetic number, because the mean of its divisors is an integer number (111062209).

Almost surely, 2^222124417 is an apocalyptic number.

It is an amenable number.

222124417 is a deficient number, since it is larger than the sum of its proper divisors (1).

222124417 is an equidigital number, since it uses as much as digits as its factorization.

222124417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1792, while the sum is 25.

The square root of 222124417 is about 14903.8390020827. The cubic root of 222124417 is about 605.6179892958.

Adding to 222124417 its reverse (714421222), we get a palindrome (936545639).

The spelling of 222124417 in words is "two hundred twenty-two million, one hundred twenty-four thousand, four hundred seventeen".