1122221110209 has 32 divisors (see below), whose sum is σ = 1563966019584. Its totient is φ = 714421868160.

The previous prime is 1122221110187. The next prime is 1122221110217. The reversal of 1122221110209 is 9020111222211.

It is not a de Polignac number, because 1122221110209 - 2¹⁵ = 1122221077441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1122221110229) 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, 111470194 + ... + 111480260.

It is an arithmetic number, because the mean of its divisors is an integer number (48873938112).

Almost surely, 2^{1122221110209} is an apocalyptic number.

It is an amenable number.

1122221110209 is a deficient number, since it is larger than the sum of its proper divisors (441744909375).

1122221110209 is a wasteful number, since it uses less digits than its factorization.

1122221110209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12637.

The product of its (nonzero) digits is 288, while the sum is 24.

The spelling of 1122221110209 in words is "one trillion, one hundred twenty-two billion, two hundred twenty-one million, one hundred ten thousand, two hundred nine".