41221231057 has 2 divisors, whose sum is σ = 41221231058. Its totient is φ = 41221231056.

The previous prime is 41221231027. The next prime is 41221231067. The reversal of 41221231057 is 75013212214.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39553652161 + 1667578896 = 198881^2 + 40836^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41221231057 is a prime.

It is not a weakly prime, because it can be changed into another prime (41221231027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20610615528 + 20610615529.

It is an arithmetic number, because the mean of its divisors is an integer number (20610615529).

Almost surely, 2^41221231057 is an apocalyptic number.

It is an amenable number.

41221231057 is a deficient number, since it is larger than the sum of its proper divisors (1).

41221231057 is an equidigital number, since it uses as much as digits as its factorization.

41221231057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 28.

The spelling of 41221231057 in words is "forty-one billion, two hundred twenty-one million, two hundred thirty-one thousand, fifty-seven".