23133232012 has 24 divisors (see below), whose sum is σ = 44455928832. Its totient is φ = 10445466000.

The previous prime is 23133231983. The next prime is 23133232033. The reversal of 23133232012 is 21023233132.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1734268 + ... + 1747555.

It is an arithmetic number, because the mean of its divisors is an integer number (1852330368).

Almost surely, 2^23133232012 is an apocalyptic number.

23133232012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23133232012 is a deficient number, since it is larger than the sum of its proper divisors (21322696820).

23133232012 is a wasteful number, since it uses less digits than its factorization.

23133232012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3481989 (or 3481987 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 23133232012 its reverse (21023233132), we get a palindrome (44156465144).

The spelling of 23133232012 in words is "twenty-three billion, one hundred thirty-three million, two hundred thirty-two thousand, twelve".