242777421131227 has 2 divisors, whose sum is σ = 242777421131228. Its totient is φ = 242777421131226.

The previous prime is 242777421131153. The next prime is 242777421131239. The reversal of 242777421131227 is 722131124777242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 242777421131227 - 2³⁵ = 242743061392859 is a prime.

It is a super-2 number, since 2×242777421131227² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (242777421131627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121388710565613 + 121388710565614.

It is an arithmetic number, because the mean of its divisors is an integer number (121388710565614).

Almost surely, 2^{242777421131227} is an apocalyptic number.

242777421131227 is a deficient number, since it is larger than the sum of its proper divisors (1).

242777421131227 is an equidigital number, since it uses as much as digits as its factorization.

242777421131227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3687936, while the sum is 52.

The spelling of 242777421131227 in words is "two hundred forty-two trillion, seven hundred seventy-seven billion, four hundred twenty-one million, one hundred thirty-one thousand, two hundred twenty-seven".