222320867 has 2 divisors, whose sum is σ = 222320868. Its totient is φ = 222320866.

The previous prime is 222320863. The next prime is 222320887. The reversal of 222320867 is 768023222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222320867 - 2² = 222320863 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (222320863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111160433 + 111160434.

It is an arithmetic number, because the mean of its divisors is an integer number (111160434).

Almost surely, 2^222320867 is an apocalyptic number.

222320867 is a deficient number, since it is larger than the sum of its proper divisors (1).

222320867 is an equidigital number, since it uses as much as digits as its factorization.

222320867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 222320867 is about 14910.4281293328. The cubic root of 222320867 is about 605.7964757477.

The spelling of 222320867 in words is "two hundred twenty-two million, three hundred twenty thousand, eight hundred sixty-seven".