11143004212 has 144 divisors (see below), whose sum is σ = 22766059008. Its totient is φ = 4756561920.

The previous prime is 11143004209. The next prime is 11143004251. The reversal of 11143004212 is 21240034111.

It is a self number, because there is not a number n which added to its sum of digits gives 11143004212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 46236412 + ... + 46236652.

It is an arithmetic number, because the mean of its divisors is an integer number (158097632).

Almost surely, 2^11143004212 is an apocalyptic number.

It is an amenable number.

11143004212 is an abundant number, since it is smaller than the sum of its proper divisors (11623054796).

11143004212 is a wasteful number, since it uses less digits than its factorization.

11143004212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386 (or 367 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 11143004212 its reverse (21240034111), we get a palindrome (32383038323).

The spelling of 11143004212 in words is "eleven billion, one hundred forty-three million, four thousand, two hundred twelve".