210002010112091 has 2 divisors, whose sum is σ = 210002010112092. Its totient is φ = 210002010112090.

The previous prime is 210002010112057. The next prime is 210002010112121. The reversal of 210002010112091 is 190211010200012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210002010112091 - 2¹⁰ = 210002010111067 is a prime.

It is a super-2 number, since 2×210002010112091² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (210002010112031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105001005056045 + 105001005056046.

It is an arithmetic number, because the mean of its divisors is an integer number (105001005056046).

Almost surely, 2^{210002010112091} is an apocalyptic number.

210002010112091 is a deficient number, since it is larger than the sum of its proper divisors (1).

210002010112091 is an equidigital number, since it uses as much as digits as its factorization.

210002010112091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 210002010112091 in words is "two hundred ten trillion, two billion, ten million, one hundred twelve thousand, ninety-one".