2021002000111 has 2 divisors, whose sum is σ = 2021002000112. Its totient is φ = 2021002000110.

The previous prime is 2021002000091. The next prime is 2021002000139. The reversal of 2021002000111 is 1110002001202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2021002000111 - 2⁵ = 2021002000079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2021002000141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010501000055 + 1010501000056.

It is an arithmetic number, because the mean of its divisors is an integer number (1010501000056).

Almost surely, 2^{2021002000111} is an apocalyptic number.

2021002000111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021002000111 is an equidigital number, since it uses as much as digits as its factorization.

2021002000111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2021002000111 its reverse (1110002001202), we get a palindrome (3131004001313).

The spelling of 2021002000111 in words is "two trillion, twenty-one billion, two million, one hundred eleven", and thus it is an aban number.