1322222451149 has 2 divisors, whose sum is σ = 1322222451150. Its totient is φ = 1322222451148.

The previous prime is 1322222451113. The next prime is 1322222451197. The reversal of 1322222451149 is 9411542222231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 868158062500 + 454064388649 = 931750^2 + 673843^2 .

It is a cyclic number.

It is not a de Polignac number, because 1322222451149 - 2²⁸ = 1321954015693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1322222451349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661111225574 + 661111225575.

It is an arithmetic number, because the mean of its divisors is an integer number (661111225575).

Almost surely, 2^{1322222451149} is an apocalyptic number.

It is an amenable number.

1322222451149 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322222451149 is an equidigital number, since it uses as much as digits as its factorization.

1322222451149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 38.

The spelling of 1322222451149 in words is "one trillion, three hundred twenty-two billion, two hundred twenty-two million, four hundred fifty-one thousand, one hundred forty-nine".