401042244120127 has 2 divisors, whose sum is σ = 401042244120128. Its totient is φ = 401042244120126.

The previous prime is 401042244120083. The next prime is 401042244120139. The reversal of 401042244120127 is 721021442240104.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-401042244120127 is a prime.

It is a super-2 number, since 2×401042244120127² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401042244120092 and 401042244120101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401042244120197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200521122060063 + 200521122060064.

It is an arithmetic number, because the mean of its divisors is an integer number (200521122060064).

Almost surely, 2^{401042244120127} is an apocalyptic number.

401042244120127 is a deficient number, since it is larger than the sum of its proper divisors (1).

401042244120127 is an equidigital number, since it uses as much as digits as its factorization.

401042244120127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28672, while the sum is 34.

The spelling of 401042244120127 in words is "four hundred one trillion, forty-two billion, two hundred forty-four million, one hundred twenty thousand, one hundred twenty-seven".