122335666819 has 2 divisors, whose sum is σ = 122335666820. Its totient is φ = 122335666818.

The previous prime is 122335666793. The next prime is 122335666841. The reversal of 122335666819 is 918666533221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122335666819 - 2²³ = 122327278211 is a prime.

It is a super-2 number, since 2×122335666819² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (122335666879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61167833409 + 61167833410.

It is an arithmetic number, because the mean of its divisors is an integer number (61167833410).

Almost surely, 2^122335666819 is an apocalyptic number.

122335666819 is a deficient number, since it is larger than the sum of its proper divisors (1).

122335666819 is an equidigital number, since it uses as much as digits as its factorization.

122335666819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2799360, while the sum is 52.

The spelling of 122335666819 in words is "one hundred twenty-two billion, three hundred thirty-five million, six hundred sixty-six thousand, eight hundred nineteen".