11320470188 has 12 divisors (see below), whose sum is σ = 20672163120. Its totient is φ = 5414137872.

The previous prime is 11320470179. The next prime is 11320470191. The reversal of 11320470188 is 88107402311.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61524203 + ... + 61524386.

It is an arithmetic number, because the mean of its divisors is an integer number (1722680260).

Almost surely, 2^11320470188 is an apocalyptic number.

It is an amenable number.

11320470188 is a deficient number, since it is larger than the sum of its proper divisors (9351692932).

11320470188 is a wasteful number, since it uses less digits than its factorization.

11320470188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123048616 (or 123048614 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 35.

Adding to 11320470188 its reverse (88107402311), we get a palindrome (99427872499).

The spelling of 11320470188 in words is "eleven billion, three hundred twenty million, four hundred seventy thousand, one hundred eighty-eight".