21232210312132 has 12 divisors (see below), whose sum is σ = 37503623823120. Its totient is φ = 10516889219816.

The previous prime is 21232210312129. The next prime is 21232210312241. The reversal of 21232210312132 is 23121301223212.

21232210312132 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 21232210312097 and 21232210312106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24803983582 + ... + 24803984437.

It is an arithmetic number, because the mean of its divisors is an integer number (3125301985260).

Almost surely, 2^{21232210312132} is an apocalyptic number.

It is an amenable number.

21232210312132 is a deficient number, since it is larger than the sum of its proper divisors (16271413510988).

21232210312132 is a wasteful number, since it uses less digits than its factorization.

21232210312132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49607968130 (or 49607968128 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 21232210312132 its reverse (23121301223212), we get a palindrome (44353511535344).

The spelling of 21232210312132 in words is "twenty-one trillion, two hundred thirty-two billion, two hundred ten million, three hundred twelve thousand, one hundred thirty-two".