21233300132 has 12 divisors (see below), whose sum is σ = 40536300336. Its totient is φ = 9651500040.

The previous prime is 21233300113. The next prime is 21233300141. The reversal of 21233300132 is 23100333212.

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 3 ways as a sum of consecutive naturals, for example, 241287458 + ... + 241287545.

It is an arithmetic number, because the mean of its divisors is an integer number (3378025028).

Almost surely, 2^21233300132 is an apocalyptic number.

21233300132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21233300132 is a deficient number, since it is larger than the sum of its proper divisors (19303000204).

21233300132 is a wasteful number, since it uses less digits than its factorization.

21233300132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482575018 (or 482575016 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 21233300132 its reverse (23100333212), we get a palindrome (44333633344).

The spelling of 21233300132 in words is "twenty-one billion, two hundred thirty-three million, three hundred thousand, one hundred thirty-two".