122122312219 has 2 divisors, whose sum is σ = 122122312220. Its totient is φ = 122122312218.

The previous prime is 122122312211. The next prime is 122122312231. The reversal of 122122312219 is 912213221221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122122312219 - 2³ = 122122312211 is a prime.

It is a super-2 number, since 2×122122312219² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (122122312211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61061156109 + 61061156110.

It is an arithmetic number, because the mean of its divisors is an integer number (61061156110).

Almost surely, 2^122122312219 is an apocalyptic number.

122122312219 is a deficient number, since it is larger than the sum of its proper divisors (1).

122122312219 is an equidigital number, since it uses as much as digits as its factorization.

122122312219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 28.

The spelling of 122122312219 in words is "one hundred twenty-two billion, one hundred twenty-two million, three hundred twelve thousand, two hundred nineteen".