222215159 has 2 divisors, whose sum is σ = 222215160. Its totient is φ = 222215158.

The previous prime is 222215113. The next prime is 222215171. The reversal of 222215159 is 951512222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222215159 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222215359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111107579 + 111107580.

It is an arithmetic number, because the mean of its divisors is an integer number (111107580).

Almost surely, 2^222215159 is an apocalyptic number.

222215159 is a deficient number, since it is larger than the sum of its proper divisors (1).

222215159 is an equidigital number, since it uses as much as digits as its factorization.

222215159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3600, while the sum is 29.

The square root of 222215159 is about 14906.8829404406. The cubic root of 222215159 is about 605.7004468461.

The spelling of 222215159 in words is "two hundred twenty-two million, two hundred fifteen thousand, one hundred fifty-nine".