11312133230 has 16 divisors (see below), whose sum is σ = 20396187504. Its totient is φ = 4517220480.

The previous prime is 11312133223. The next prime is 11312133253. The reversal of 11312133230 is 3233121311.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 947876 + ... + 959735.

It is an arithmetic number, because the mean of its divisors is an integer number (1274761719).

Almost surely, 2^11312133230 is an apocalyptic number.

11312133230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11312133230 is a deficient number, since it is larger than the sum of its proper divisors (9084054274).

11312133230 is a wasteful number, since it uses less digits than its factorization.

11312133230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1908211.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 11312133230 its reverse (3233121311), we get a palindrome (14545254541).

The spelling of 11312133230 in words is "eleven billion, three hundred twelve million, one hundred thirty-three thousand, two hundred thirty".