20002201110071 has 2 divisors, whose sum is σ = 20002201110072. Its totient is φ = 20002201110070.

The previous prime is 20002201109993. The next prime is 20002201110077. The reversal of 20002201110071 is 17001110220002.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20002201110071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20002201110077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10001100555035 + 10001100555036.

It is an arithmetic number, because the mean of its divisors is an integer number (10001100555036).

Almost surely, 2^{20002201110071} is an apocalyptic number.

20002201110071 is a deficient number, since it is larger than the sum of its proper divisors (1).

20002201110071 is an equidigital number, since it uses as much as digits as its factorization.

20002201110071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 17.

Adding to 20002201110071 its reverse (17001110220002), we get a palindrome (37003311330073).

The spelling of 20002201110071 in words is "twenty trillion, two billion, two hundred one million, one hundred ten thousand, seventy-one".