21232411022 has 8 divisors (see below), whose sum is σ = 32526246816. Its totient is φ = 10390328752.

The previous prime is 21232410961. The next prime is 21232411049. The reversal of 21232411022 is 22011423212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 21232410985 and 21232411003.

It is a congruent number.

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, 112938263 + ... + 112938450.

It is an arithmetic number, because the mean of its divisors is an integer number (4065780852).

Almost surely, 2^21232411022 is an apocalyptic number.

21232411022 is a deficient number, since it is larger than the sum of its proper divisors (11293835794).

21232411022 is a wasteful number, since it uses less digits than its factorization.

21232411022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225876762.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 21232411022 its reverse (22011423212), we get a palindrome (43243834234).

The spelling of 21232411022 in words is "twenty-one billion, two hundred thirty-two million, four hundred eleven thousand, twenty-two".