1100120133 has 32 divisors (see below), whose sum is σ = 1836207360. Its totient is φ = 571253760.

The previous prime is 1100120129. The next prime is 1100120141. The reversal of 1100120133 is 3310210011.

It is not a de Polignac number, because 1100120133 - 2² = 1100120129 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100120113) 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, 42778 + ... + 63483.

It is an arithmetic number, because the mean of its divisors is an integer number (57381480).

Almost surely, 2^1100120133 is an apocalyptic number.

It is an amenable number.

1100120133 is a deficient number, since it is larger than the sum of its proper divisors (736087227).

1100120133 is a wasteful number, since it uses less digits than its factorization.

1100120133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106317.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1100120133 is about 33168.0589272270. The cubic root of 1100120133 is about 1032.3176931512.

Adding to 1100120133 its reverse (3310210011), we get a palindrome (4410330144).

The spelling of 1100120133 in words is "one billion, one hundred million, one hundred twenty thousand, one hundred thirty-three".