11110222000091 has 2 divisors, whose sum is σ = 11110222000092. Its totient is φ = 11110222000090.

The previous prime is 11110222000069. The next prime is 11110222000151. The reversal of 11110222000091 is 19000022201111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11110222000091 is a prime.

It is not a weakly prime, because it can be changed into another prime (11110222030091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555111000045 + 5555111000046.

It is an arithmetic number, because the mean of its divisors is an integer number (5555111000046).

Almost surely, 2^{11110222000091} is an apocalyptic number.

11110222000091 is a deficient number, since it is larger than the sum of its proper divisors (1).

11110222000091 is an equidigital number, since it uses as much as digits as its factorization.

11110222000091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 20.

It can be divided in two parts, 1111022 and 2000091, that added together give a palindrome (3111113).

The spelling of 11110222000091 in words is "eleven trillion, one hundred ten billion, two hundred twenty-two million, ninety-one", and thus it is an aban number.