201022330011091 has 2 divisors, whose sum is σ = 201022330011092. Its totient is φ = 201022330011090.

The previous prime is 201022330011007. The next prime is 201022330011131. The reversal of 201022330011091 is 190110033220102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201022330011091 - 2⁴⁷ = 60284841655763 is a prime.

It is not a weakly prime, because it can be changed into another prime (201022330011691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100511165005545 + 100511165005546.

It is an arithmetic number, because the mean of its divisors is an integer number (100511165005546).

Almost surely, 2^{201022330011091} is an apocalyptic number.

201022330011091 is a deficient number, since it is larger than the sum of its proper divisors (1).

201022330011091 is an equidigital number, since it uses as much as digits as its factorization.

201022330011091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

Adding to 201022330011091 its reverse (190110033220102), we get a palindrome (391132363231193).

The spelling of 201022330011091 in words is "two hundred one trillion, twenty-two billion, three hundred thirty million, eleven thousand, ninety-one".