11233120186 has 8 divisors (see below), whose sum is σ = 16972671060. Its totient is φ = 5575563168.

The previous prime is 11233120133. The next prime is 11233120187. The reversal of 11233120186 is 68102133211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11190466225 + 42653961 = 105785^2 + 6531^2 .

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

It is a super-2 number, since 2×11233120186² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11233120187) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20498121 + ... + 20498668.

Almost surely, 2^11233120186 is an apocalyptic number.

11233120186 is a deficient number, since it is larger than the sum of its proper divisors (5739550874).

11233120186 is a wasteful number, since it uses less digits than its factorization.

11233120186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40996928.

The product of its (nonzero) digits is 1728, while the sum is 28.

Adding to 11233120186 its reverse (68102133211), we get a palindrome (79335253397).

The spelling of 11233120186 in words is "eleven billion, two hundred thirty-three million, one hundred twenty thousand, one hundred eighty-six".