222022442449 has 2 divisors, whose sum is σ = 222022442450. Its totient is φ = 222022442448.

The previous prime is 222022442429. The next prime is 222022442459. The reversal of 222022442449 is 944244220222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 166447680400 + 55574762049 = 407980^2 + 235743^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222022442449 is a prime.

It is not a weakly prime, because it can be changed into another prime (222022442419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111011221224 + 111011221225.

It is an arithmetic number, because the mean of its divisors is an integer number (111011221225).

Almost surely, 2^222022442449 is an apocalyptic number.

It is an amenable number.

222022442449 is a deficient number, since it is larger than the sum of its proper divisors (1).

222022442449 is an equidigital number, since it uses as much as digits as its factorization.

222022442449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 147456, while the sum is 37.

The spelling of 222022442449 in words is "two hundred twenty-two billion, twenty-two million, four hundred forty-two thousand, four hundred forty-nine".