242226012382481 has 2 divisors, whose sum is σ = 242226012382482. Its totient is φ = 242226012382480.

The previous prime is 242226012382439. The next prime is 242226012382499. The reversal of 242226012382481 is 184283210622242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 219593395491856 + 22632616890625 = 14818684^2 + 4757375^2 .

It is a cyclic number.

It is not a de Polignac number, because 242226012382481 - 2¹⁴ = 242226012366097 is a prime.

It is a super-2 number, since 2×242226012382481² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (242226012381481) 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, 121113006191240 + 121113006191241.

It is an arithmetic number, because the mean of its divisors is an integer number (121113006191241).

Almost surely, 2^{242226012382481} is an apocalyptic number.

It is an amenable number.

242226012382481 is a deficient number, since it is larger than the sum of its proper divisors (1).

242226012382481 is an equidigital number, since it uses as much as digits as its factorization.

242226012382481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1179648, while the sum is 47.

The spelling of 242226012382481 in words is "two hundred forty-two trillion, two hundred twenty-six billion, twelve million, three hundred eighty-two thousand, four hundred eighty-one".