1001120201057 has 2 divisors, whose sum is σ = 1001120201058. Its totient is φ = 1001120201056.

The previous prime is 1001120201033. The next prime is 1001120201143. The reversal of 1001120201057 is 7501020211001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 604823511616 + 396296689441 = 777704^2 + 629521^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001120201057 - 2²⁸ = 1000851765601 is a prime.

It is not a weakly prime, because it can be changed into another prime (1001120201017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500560100528 + 500560100529.

It is an arithmetic number, because the mean of its divisors is an integer number (500560100529).

Almost surely, 2^{1001120201057} is an apocalyptic number.

It is an amenable number.

1001120201057 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001120201057 is an equidigital number, since it uses as much as digits as its factorization.

1001120201057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 140, while the sum is 20.

Adding to 1001120201057 its reverse (7501020211001), we get a palindrome (8502140412058).

The spelling of 1001120201057 in words is "one trillion, one billion, one hundred twenty million, two hundred one thousand, fifty-seven".