201020101110757 has 2 divisors, whose sum is σ = 201020101110758. Its totient is φ = 201020101110756.

The previous prime is 201020101110743. The next prime is 201020101110767. The reversal of 201020101110757 is 757011101020102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 164589629904001 + 36430471206756 = 12829249^2 + 6035766^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201020101110757 is a prime.

It is a super-2 number, since 2×201020101110757² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201020101110707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100510050555378 + 100510050555379.

It is an arithmetic number, because the mean of its divisors is an integer number (100510050555379).

Almost surely, 2^{201020101110757} is an apocalyptic number.

It is an amenable number.

201020101110757 is a deficient number, since it is larger than the sum of its proper divisors (1).

201020101110757 is an equidigital number, since it uses as much as digits as its factorization.

201020101110757 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 980, while the sum is 28.

Adding to 201020101110757 its reverse (757011101020102), we get a palindrome (958031202130859).

The spelling of 201020101110757 in words is "two hundred one trillion, twenty billion, one hundred one million, one hundred ten thousand, seven hundred fifty-seven".