1322222147 has 2 divisors, whose sum is σ = 1322222148. Its totient is φ = 1322222146.

The previous prime is 1322222101. The next prime is 1322222171. The reversal of 1322222147 is 7412222231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1322222147 - 2⁸ = 1322221891 is a prime.

It is not a weakly prime, because it can be changed into another prime (1322222197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661111073 + 661111074.

It is an arithmetic number, because the mean of its divisors is an integer number (661111074).

Almost surely, 2^1322222147 is an apocalyptic number.

1322222147 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322222147 is an equidigital number, since it uses as much as digits as its factorization.

1322222147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2688, while the sum is 26.

The square root of 1322222147 is about 36362.3726811109. The cubic root of 1322222147 is about 1097.5765232903.

Adding to 1322222147 its reverse (7412222231), we get a palindrome (8734444378).

The spelling of 1322222147 in words is "one billion, three hundred twenty-two million, two hundred twenty-two thousand, one hundred forty-seven".