122641902419 has 2 divisors, whose sum is σ = 122641902420. Its totient is φ = 122641902418.

The previous prime is 122641902389. The next prime is 122641902443. The reversal of 122641902419 is 914209146221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122641902419 is a prime.

It is a super-2 number, since 2×122641902419² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (122641904419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61320951209 + 61320951210.

It is an arithmetic number, because the mean of its divisors is an integer number (61320951210).

Almost surely, 2^122641902419 is an apocalyptic number.

122641902419 is a deficient number, since it is larger than the sum of its proper divisors (1).

122641902419 is an equidigital number, since it uses as much as digits as its factorization.

122641902419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 41.

The spelling of 122641902419 in words is "one hundred twenty-two billion, six hundred forty-one million, nine hundred two thousand, four hundred nineteen".