2001020112193 has 2 divisors, whose sum is σ = 2001020112194. Its totient is φ = 2001020112192.

The previous prime is 2001020112083. The next prime is 2001020112239. The reversal of 2001020112193 is 3912110201002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1733930636944 + 267089475249 = 1316788^2 + 516807^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2001020112193 is a prime.

It is not a weakly prime, because it can be changed into another prime (2001020142193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000510056096 + 1000510056097.

It is an arithmetic number, because the mean of its divisors is an integer number (1000510056097).

Almost surely, 2^{2001020112193} is an apocalyptic number.

It is an amenable number.

2001020112193 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001020112193 is an equidigital number, since it uses as much as digits as its factorization.

2001020112193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 2001020112193 its reverse (3912110201002), we get a palindrome (5913130313195).

The spelling of 2001020112193 in words is "two trillion, one billion, twenty million, one hundred twelve thousand, one hundred ninety-three".