11220001122091 has 2 divisors, whose sum is σ = 11220001122092. Its totient is φ = 11220001122090.

The previous prime is 11220001122059. The next prime is 11220001122133. The reversal of 11220001122091 is 19022110002211.

11220001122091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11220001122091 - 2⁵ = 11220001122059 is a prime.

It is not a weakly prime, because it can be changed into another prime (11220001122041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610000561045 + 5610000561046.

It is an arithmetic number, because the mean of its divisors is an integer number (5610000561046).

Almost surely, 2^{11220001122091} is an apocalyptic number.

11220001122091 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220001122091 is an equidigital number, since it uses as much as digits as its factorization.

11220001122091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 11220001122091 in words is "eleven trillion, two hundred twenty billion, one million, one hundred twenty-two thousand, ninety-one".