1133211011 has 8 divisors (see below), whose sum is σ = 1145136864. Its totient is φ = 1121299200.

The previous prime is 1133210959. The next prime is 1133211029. The reversal of 1133211011 is 1101123311.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1133211011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1133210011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259730 + ... + 264056.

It is an arithmetic number, because the mean of its divisors is an integer number (143142108).

Almost surely, 2^1133211011 is an apocalyptic number.

1133211011 is a deficient number, since it is larger than the sum of its proper divisors (11925853).

1133211011 is a wasteful number, since it uses less digits than its factorization.

1133211011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7021.

The product of its (nonzero) digits is 18, while the sum is 14.

The square root of 1133211011 is about 33663.1996548159. The cubic root of 1133211011 is about 1042.5660901959.

Adding to 1133211011 its reverse (1101123311), we get a palindrome (2234334322).

The spelling of 1133211011 in words is "one billion, one hundred thirty-three million, two hundred eleven thousand, eleven".