1322219923 has 2 divisors, whose sum is σ = 1322219924. Its totient is φ = 1322219922.

The previous prime is 1322219917. The next prime is 1322220041. The reversal of 1322219923 is 3299122231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1322219923 - 2¹⁷ = 1322088851 is a prime.

It is not a weakly prime, because it can be changed into another prime (1322219903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661109961 + 661109962.

It is an arithmetic number, because the mean of its divisors is an integer number (661109962).

Almost surely, 2^1322219923 is an apocalyptic number.

1322219923 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322219923 is an equidigital number, since it uses as much as digits as its factorization.

1322219923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 34.

The square root of 1322219923 is about 36362.3421000353. The cubic root of 1322219923 is about 1097.5759079092.

The spelling of 1322219923 in words is "one billion, three hundred twenty-two million, two hundred nineteen thousand, nine hundred twenty-three".