122221002004919 has 2 divisors, whose sum is σ = 122221002004920. Its totient is φ = 122221002004918.

The previous prime is 122221002004897. The next prime is 122221002004949. The reversal of 122221002004919 is 919400200122221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122221002004919 - 2²⁰ = 122221000956343 is a prime.

It is a super-2 number, since 2×122221002004919² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122221002004949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61110501002459 + 61110501002460.

It is an arithmetic number, because the mean of its divisors is an integer number (61110501002460).

Almost surely, 2^{122221002004919} is an apocalyptic number.

122221002004919 is a deficient number, since it is larger than the sum of its proper divisors (1).

122221002004919 is an equidigital number, since it uses as much as digits as its factorization.

122221002004919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 35.

The spelling of 122221002004919 in words is "one hundred twenty-two trillion, two hundred twenty-one billion, two million, four thousand, nine hundred nineteen".