122621101219 has 2 divisors, whose sum is σ = 122621101220. Its totient is φ = 122621101218.

The previous prime is 122621101193. The next prime is 122621101237. The reversal of 122621101219 is 912101126221.

It is a strong prime.

It is an emirp because it is prime and its reverse (912101126221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 122621101219 - 2⁷ = 122621101091 is a prime.

It is a super-2 number, since 2×122621101219² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (122621101259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61310550609 + 61310550610.

It is an arithmetic number, because the mean of its divisors is an integer number (61310550610).

Almost surely, 2^122621101219 is an apocalyptic number.

122621101219 is a deficient number, since it is larger than the sum of its proper divisors (1).

122621101219 is an equidigital number, since it uses as much as digits as its factorization.

122621101219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 28.

The spelling of 122621101219 in words is "one hundred twenty-two billion, six hundred twenty-one million, one hundred one thousand, two hundred nineteen".