222224244491 has 2 divisors, whose sum is σ = 222224244492. Its totient is φ = 222224244490.

The previous prime is 222224244439. The next prime is 222224244497. The reversal of 222224244491 is 194442422222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222224244491 - 2⁶ = 222224244427 is a prime.

It is a super-2 number, since 2×222224244491² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (222224244497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111112122245 + 111112122246.

It is an arithmetic number, because the mean of its divisors is an integer number (111112122246).

Almost surely, 2^222224244491 is an apocalyptic number.

222224244491 is a deficient number, since it is larger than the sum of its proper divisors (1).

222224244491 is an equidigital number, since it uses as much as digits as its factorization.

222224244491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 147456, while the sum is 38.

The spelling of 222224244491 in words is "two hundred twenty-two billion, two hundred twenty-four million, two hundred forty-four thousand, four hundred ninety-one".