122022122201509 has 2 divisors, whose sum is σ = 122022122201510. Its totient is φ = 122022122201508.

The previous prime is 122022122201443. The next prime is 122022122201513. The reversal of 122022122201509 is 905102221220221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116763800832900 + 5258321368609 = 10805730^2 + 2293103^2 .

It is an emirp because it is prime and its reverse (905102221220221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 122022122201509 - 2²⁹ = 122021585330597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122022122201209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61011061100754 + 61011061100755.

It is an arithmetic number, because the mean of its divisors is an integer number (61011061100755).

Almost surely, 2^{122022122201509} is an apocalyptic number.

It is an amenable number.

122022122201509 is a deficient number, since it is larger than the sum of its proper divisors (1).

122022122201509 is an equidigital number, since it uses as much as digits as its factorization.

122022122201509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 31.

The spelling of 122022122201509 in words is "one hundred twenty-two trillion, twenty-two billion, one hundred twenty-two million, two hundred one thousand, five hundred nine".