1122022247 has 2 divisors, whose sum is σ = 1122022248. Its totient is φ = 1122022246.

The previous prime is 1122022229. The next prime is 1122022249. The reversal of 1122022247 is 7422202211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1122022247 - 2¹⁸ = 1121760103 is a prime.

Together with 1122022249, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1122022249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561011123 + 561011124.

It is an arithmetic number, because the mean of its divisors is an integer number (561011124).

Almost surely, 2^1122022247 is an apocalyptic number.

1122022247 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122022247 is an equidigital number, since it uses as much as digits as its factorization.

1122022247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 1122022247 is about 33496.6005290089. The cubic root of 1122022247 is about 1039.1234746634.

Adding to 1122022247 its reverse (7422202211), we get a palindrome (8544224458).

The spelling of 1122022247 in words is "one billion, one hundred twenty-two million, twenty-two thousand, two hundred forty-seven".