242122412459 has 2 divisors, whose sum is σ = 242122412460. Its totient is φ = 242122412458.

The previous prime is 242122412353. The next prime is 242122412461. The reversal of 242122412459 is 954214221242.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242122412459 is a prime.

It is a super-2 number, since 2×242122412459² (a number of 24 digits) contains 22 as substring.

Together with 242122412461, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (242122412479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121061206229 + 121061206230.

It is an arithmetic number, because the mean of its divisors is an integer number (121061206230).

Almost surely, 2^242122412459 is an apocalyptic number.

242122412459 is a deficient number, since it is larger than the sum of its proper divisors (1).

242122412459 is an equidigital number, since it uses as much as digits as its factorization.

242122412459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 92160, while the sum is 38.

The spelling of 242122412459 in words is "two hundred forty-two billion, one hundred twenty-two million, four hundred twelve thousand, four hundred fifty-nine".