1011011122209 has 32 divisors (see below), whose sum is σ = 1504933106688. Its totient is φ = 598415832000.

The previous prime is 1011011122193. The next prime is 1011011122249. The reversal of 1011011122209 is 9022211101101.

It is not a de Polignac number, because 1011011122209 - 2⁴ = 1011011122193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1011011122249) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14070444 + ... + 14142114.

It is an arithmetic number, because the mean of its divisors is an integer number (47029159584).

Almost surely, 2^{1011011122209} is an apocalyptic number.

It is an amenable number.

1011011122209 is a deficient number, since it is larger than the sum of its proper divisors (493921984479).

1011011122209 is a wasteful number, since it uses less digits than its factorization.

1011011122209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81669.

The product of its (nonzero) digits is 72, while the sum is 21.

The spelling of 1011011122209 in words is "one trillion, eleven billion, eleven million, one hundred twenty-two thousand, two hundred nine".