11851229512233 has 16 divisors (see below), whose sum is σ = 17557515830400. Its totient is φ = 7900757226000.

The previous prime is 11851229512229. The next prime is 11851229512307. The reversal of 11851229512233 is 33221592215811.

11851229512233 is a `hidden beast` number, since 1 + 1 + 8 + 5 + 122 + 9 + 512 + 2 + 3 + 3 = 666.

It is not a de Polignac number, because 11851229512233 - 2² = 11851229512229 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11851229512333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1881588 + ... + 5219466.

It is an arithmetic number, because the mean of its divisors is an integer number (1097344739400).

Almost surely, 2^{11851229512233} is an apocalyptic number.

It is an amenable number.

11851229512233 is a deficient number, since it is larger than the sum of its proper divisors (5706286318167).

11851229512233 is a wasteful number, since it uses less digits than its factorization.

11851229512233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3469389 (or 3469383 counting only the distinct ones).

The product of its digits is 259200, while the sum is 45.

The spelling of 11851229512233 in words is "eleven trillion, eight hundred fifty-one billion, two hundred twenty-nine million, five hundred twelve thousand, two hundred thirty-three".