21233110132 has 48 divisors (see below), whose sum is σ = 40790877120. Its totient is φ = 9611900928.

The previous prime is 21233110103. The next prime is 21233110159. The reversal of 21233110132 is 23101133212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 582228 + ... + 617620.

It is an arithmetic number, because the mean of its divisors is an integer number (849809940).

Almost surely, 2^21233110132 is an apocalyptic number.

It is an amenable number.

21233110132 is a deficient number, since it is larger than the sum of its proper divisors (19557766988).

21233110132 is a wasteful number, since it uses less digits than its factorization.

21233110132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35632 (or 35630 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 21233110132 its reverse (23101133212), we get a palindrome (44334243344).

The spelling of 21233110132 in words is "twenty-one billion, two hundred thirty-three million, one hundred ten thousand, one hundred thirty-two".