11001002022091 has 2 divisors, whose sum is σ = 11001002022092. Its totient is φ = 11001002022090.

The previous prime is 11001002022079. The next prime is 11001002022097. The reversal of 11001002022091 is 19022020010011.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11001002022091 - 2¹⁵ = 11001001989323 is a prime.

It is not a weakly prime, because it can be changed into another prime (11001002022097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500501011045 + 5500501011046.

It is an arithmetic number, because the mean of its divisors is an integer number (5500501011046).

Almost surely, 2^{11001002022091} is an apocalyptic number.

11001002022091 is a deficient number, since it is larger than the sum of its proper divisors (1).

11001002022091 is an equidigital number, since it uses as much as digits as its factorization.

11001002022091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 11001002022091 in words is "eleven trillion, one billion, two million, twenty-two thousand, ninety-one".