2000201021111 has 2 divisors, whose sum is σ = 2000201021112. Its totient is φ = 2000201021110.

The previous prime is 2000201021099. The next prime is 2000201021141. The reversal of 2000201021111 is 1111201020002.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2000201021111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2000201021092 and 2000201021101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2000201021141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000100510555 + 1000100510556.

It is an arithmetic number, because the mean of its divisors is an integer number (1000100510556).

Almost surely, 2^{2000201021111} is an apocalyptic number.

2000201021111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000201021111 is an equidigital number, since it uses as much as digits as its factorization.

2000201021111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2000201021111 its reverse (1111201020002), we get a palindrome (3111402041113).

The spelling of 2000201021111 in words is "two trillion, two hundred one million, twenty-one thousand, one hundred eleven".