130221011057 has 2 divisors, whose sum is σ = 130221011058. Its totient is φ = 130221011056.

The previous prime is 130221011051. The next prime is 130221011153. The reversal of 130221011057 is 750110122031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 130096554721 + 124456336 = 360689^2 + 11156^2 .

It is a cyclic number.

It is not a de Polignac number, because 130221011057 - 2²² = 130216816753 is a prime.

It is not a weakly prime, because it can be changed into another prime (130221011051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65110505528 + 65110505529.

It is an arithmetic number, because the mean of its divisors is an integer number (65110505529).

Almost surely, 2^130221011057 is an apocalyptic number.

It is an amenable number.

130221011057 is a deficient number, since it is larger than the sum of its proper divisors (1).

130221011057 is an equidigital number, since it uses as much as digits as its factorization.

130221011057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 420, while the sum is 23.

Adding to 130221011057 its reverse (750110122031), we get a palindrome (880331133088).

The spelling of 130221011057 in words is "one hundred thirty billion, two hundred twenty-one million, eleven thousand, fifty-seven".