23200133212 has 24 divisors (see below), whose sum is σ = 42945821856. Its totient is φ = 10943716608.

The previous prime is 23200133161. The next prime is 23200133261. The reversal of 23200133212 is 21233100232.

It is a self number, because there is not a number n which added to its sum of digits gives 23200133212.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1720513 + ... + 1733944.

It is an arithmetic number, because the mean of its divisors is an integer number (1789409244).

Almost surely, 2^23200133212 is an apocalyptic number.

It is an amenable number.

23200133212 is a deficient number, since it is larger than the sum of its proper divisors (19745688644).

23200133212 is a wasteful number, since it uses less digits than its factorization.

23200133212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3454557 (or 3454555 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 23200133212 its reverse (21233100232), we get a palindrome (44433233444).

The spelling of 23200133212 in words is "twenty-three billion, two hundred million, one hundred thirty-three thousand, two hundred twelve".