2001201020053 has 2 divisors, whose sum is σ = 2001201020054. Its totient is φ = 2001201020052.

The previous prime is 2001201020041. The next prime is 2001201020201. The reversal of 2001201020053 is 3500201021002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1856114686449 + 145086333604 = 1362393^2 + 380902^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2001201020053 is a prime.

It is a super-2 number, since 2×2001201020053² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2001201020033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000600510026 + 1000600510027.

It is an arithmetic number, because the mean of its divisors is an integer number (1000600510027).

Almost surely, 2^{2001201020053} is an apocalyptic number.

It is an amenable number.

2001201020053 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001201020053 is an equidigital number, since it uses as much as digits as its factorization.

2001201020053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 16.

Adding to 2001201020053 its reverse (3500201021002), we get a palindrome (5501402041055).

The spelling of 2001201020053 in words is "two trillion, one billion, two hundred one million, twenty thousand, fifty-three".