2110021020011 has 2 divisors, whose sum is σ = 2110021020012. Its totient is φ = 2110021020010.

The previous prime is 2110021020001. The next prime is 2110021020017. The reversal of 2110021020011 is 1100201200112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2110021020011 - 2²⁶ = 2109953911147 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2110021019974 and 2110021020001.

It is not a weakly prime, because it can be changed into another prime (2110021020017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055010510005 + 1055010510006.

It is an arithmetic number, because the mean of its divisors is an integer number (1055010510006).

Almost surely, 2^{2110021020011} is an apocalyptic number.

2110021020011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2110021020011 is an equidigital number, since it uses as much as digits as its factorization.

2110021020011 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 11.

Adding to 2110021020011 its reverse (1100201200112), we get a palindrome (3210222220123).

The spelling of 2110021020011 in words is "two trillion, one hundred ten billion, twenty-one million, twenty thousand, eleven".