11133623212 has 6 divisors (see below), whose sum is σ = 19483840628. Its totient is φ = 5566811604.

The previous prime is 11133623203. The next prime is 11133623213. The reversal of 11133623212 is 21232633111.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11133623213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1391702898 + ... + 1391702905.

Almost surely, 2^11133623212 is an apocalyptic number.

It is an amenable number.

11133623212 is a deficient number, since it is larger than the sum of its proper divisors (8350217416).

11133623212 is a wasteful number, since it uses less digits than its factorization.

11133623212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2783405807 (or 2783405805 counting only the distinct ones).

The product of its digits is 1296, while the sum is 25.

The spelling of 11133623212 in words is "eleven billion, one hundred thirty-three million, six hundred twenty-three thousand, two hundred twelve".