222299023 has 2 divisors, whose sum is σ = 222299024. Its totient is φ = 222299022.

The previous prime is 222298981. The next prime is 222299041. The reversal of 222299023 is 320992222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222299023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222299323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111149511 + 111149512.

It is an arithmetic number, because the mean of its divisors is an integer number (111149512).

Almost surely, 2^222299023 is an apocalyptic number.

222299023 is a deficient number, since it is larger than the sum of its proper divisors (1).

222299023 is an equidigital number, since it uses as much as digits as its factorization.

222299023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 222299023 is about 14909.6956038680. The cubic root of 222299023 is about 605.7766343778.

The spelling of 222299023 in words is "two hundred twenty-two million, two hundred ninety-nine thousand, twenty-three".