242134203212999 has 2 divisors, whose sum is σ = 242134203213000. Its totient is φ = 242134203212998.

The previous prime is 242134203212969. The next prime is 242134203213011. The reversal of 242134203212999 is 999212302431242.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242134203212999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242134203212999.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242134203212969) 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, 121067101606499 + 121067101606500.

It is an arithmetic number, because the mean of its divisors is an integer number (121067101606500).

Almost surely, 2^{242134203212999} is an apocalyptic number.

242134203212999 is a deficient number, since it is larger than the sum of its proper divisors (1).

242134203212999 is an equidigital number, since it uses as much as digits as its factorization.

242134203212999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3359232, while the sum is 53.

The spelling of 242134203212999 in words is "two hundred forty-two trillion, one hundred thirty-four billion, two hundred three million, two hundred twelve thousand, nine hundred ninety-nine".