11150231212 has 6 divisors (see below), whose sum is σ = 19512904628. Its totient is φ = 5575115604.

The previous prime is 11150231207. The next prime is 11150231221. The reversal of 11150231212 is 21213205111.

It is a self number, because there is not a number n which added to its sum of digits gives 11150231212.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1393778898 + ... + 1393778905.

Almost surely, 2^11150231212 is an apocalyptic number.

It is an amenable number.

11150231212 is a deficient number, since it is larger than the sum of its proper divisors (8362673416).

11150231212 is a wasteful number, since it uses less digits than its factorization.

11150231212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2787557807 (or 2787557805 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 19.

Adding to 11150231212 its reverse (21213205111), we get a palindrome (32363436323).

The spelling of 11150231212 in words is "eleven billion, one hundred fifty million, two hundred thirty-one thousand, two hundred twelve".