9011122211111 has 8 divisors (see below), whose sum is σ = 9138162386304. Its totient is φ = 8884085451640.

The previous prime is 9011122211071. The next prime is 9011122211137. The reversal of 9011122211111 is 1111122211109.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9011122211111 - 2¹⁴ = 9011122194727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9011122211011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4713596 + ... + 6343518.

It is an arithmetic number, because the mean of its divisors is an integer number (1142270298288).

Almost surely, 2^{9011122211111} is an apocalyptic number.

9011122211111 is a deficient number, since it is larger than the sum of its proper divisors (127040175193).

9011122211111 is a wasteful number, since it uses less digits than its factorization.

9011122211111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1707861.

The product of its (nonzero) digits is 72, while the sum is 23.

The spelling of 9011122211111 in words is "nine trillion, eleven billion, one hundred twenty-two million, two hundred eleven thousand, one hundred eleven".