11120133209 has 2 divisors, whose sum is σ = 11120133210. Its totient is φ = 11120133208.

The previous prime is 11120133197. The next prime is 11120133223. The reversal of 11120133209 is 90233102111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9969024025 + 1151109184 = 99845^2 + 33928^2 .

It is an emirp because it is prime and its reverse (90233102111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11120133209 - 2⁸ = 11120132953 is a prime.

It is not a weakly prime, because it can be changed into another prime (11120133509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560066604 + 5560066605.

It is an arithmetic number, because the mean of its divisors is an integer number (5560066605).

Almost surely, 2^11120133209 is an apocalyptic number.

It is an amenable number.

11120133209 is a deficient number, since it is larger than the sum of its proper divisors (1).

11120133209 is an equidigital number, since it uses as much as digits as its factorization.

11120133209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 23.

The spelling of 11120133209 in words is "eleven billion, one hundred twenty million, one hundred thirty-three thousand, two hundred nine".