21223333410232 has 32 divisors (see below), whose sum is σ = 40204995531120. Its totient is φ = 10502195546880.

The previous prime is 21223333410199. The next prime is 21223333410281. The reversal of 21223333410232 is 23201433332212.

It is a junction number, because it is equal to n+sod(n) for n = 21223333410194 and 21223333410203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11267853 + ... + 13015804.

Almost surely, 2^{21223333410232} is an apocalyptic number.

It is an amenable number.

21223333410232 is a deficient number, since it is larger than the sum of its proper divisors (18981662120888).

21223333410232 is a wasteful number, since it uses less digits than its factorization.

21223333410232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24284791 (or 24284787 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 21223333410232 its reverse (23201433332212), we get a palindrome (44424766742444).

The spelling of 21223333410232 in words is "twenty-one trillion, two hundred twenty-three billion, three hundred thirty-three million, four hundred ten thousand, two hundred thirty-two".