1322222451349 has 2 divisors, whose sum is σ = 1322222451350. Its totient is φ = 1322222451348.

The previous prime is 1322222451323. The next prime is 1322222451391. The reversal of 1322222451349 is 9431542222231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1293094202449 + 29128248900 = 1137143^2 + 170670^2 .

It is an emirp because it is prime and its reverse (9431542222231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1322222451349 - 2¹⁵ = 1322222418581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1322222451149) 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, 661111225674 + 661111225675.

It is an arithmetic number, because the mean of its divisors is an integer number (661111225675).

Almost surely, 2^{1322222451349} is an apocalyptic number.

It is an amenable number.

1322222451349 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322222451349 is an equidigital number, since it uses as much as digits as its factorization.

1322222451349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 40.

The spelling of 1322222451349 in words is "one trillion, three hundred twenty-two billion, two hundred twenty-two million, four hundred fifty-one thousand, three hundred forty-nine".