2000010100091 has 2 divisors, whose sum is σ = 2000010100092. Its totient is φ = 2000010100090.

The previous prime is 2000010099943. The next prime is 2000010100103. The reversal of 2000010100091 is 1900010100002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2000010100091 - 2¹⁴ = 2000010083707 is a prime.

It is not a weakly prime, because it can be changed into another prime (2000010100391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000005050045 + 1000005050046.

It is an arithmetic number, because the mean of its divisors is an integer number (1000005050046).

Almost surely, 2^{2000010100091} is an apocalyptic number.

2000010100091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000010100091 is an equidigital number, since it uses as much as digits as its factorization.

2000010100091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 2000010100091 its reverse (1900010100002), we get a palindrome (3900020200093).

The spelling of 2000010100091 in words is "two trillion, ten million, one hundred thousand, ninety-one".