20001010002011 has 2 divisors, whose sum is σ = 20001010002012. Its totient is φ = 20001010002010.

The previous prime is 20001010001957. The next prime is 20001010002019. The reversal of 20001010002011 is 11020001010002.

It is an a-pointer prime, because the next prime (20001010002019) can be obtained adding 20001010002011 to its sum of digits (8).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20001010002011 is a prime.

It is a super-2 number, since 2×20001010002011² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20001010002011.

It is not a weakly prime, because it can be changed into another prime (20001010002019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10000505001005 + 10000505001006.

It is an arithmetic number, because the mean of its divisors is an integer number (10000505001006).

Almost surely, 2^{20001010002011} is an apocalyptic number.

20001010002011 is a deficient number, since it is larger than the sum of its proper divisors (1).

20001010002011 is an equidigital number, since it uses as much as digits as its factorization.

20001010002011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 20001010002011 its reverse (11020001010002), we get a palindrome (31021011012013).

The spelling of 20001010002011 in words is "twenty trillion, one billion, ten million, two thousand, eleven".