10222111000091 has 2 divisors, whose sum is σ = 10222111000092. Its totient is φ = 10222111000090.

The previous prime is 10222111000063. The next prime is 10222111000097. The reversal of 10222111000091 is 19000011122201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10222111000091 - 2³⁴ = 10204931130907 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (10222111000097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5111055500045 + 5111055500046.

It is an arithmetic number, because the mean of its divisors is an integer number (5111055500046).

Almost surely, 2^{10222111000091} is an apocalyptic number.

10222111000091 is a deficient number, since it is larger than the sum of its proper divisors (1).

10222111000091 is an equidigital number, since it uses as much as digits as its factorization.

10222111000091 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 20.

Adding to 10222111000091 its reverse (19000011122201), we get a palindrome (29222122122292).

The spelling of 10222111000091 in words is "ten trillion, two hundred twenty-two billion, one hundred eleven million, ninety-one", and thus it is an aban number.