21241032422 has 8 divisors (see below), whose sum is σ = 31862646000. Its totient is φ = 10620150424.

The previous prime is 21241032419. The next prime is 21241032469. The reversal of 21241032422 is 22423014212.

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

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, 103397 + ... + 230592.

It is an arithmetic number, because the mean of its divisors is an integer number (3982830750).

Almost surely, 2^21241032422 is an apocalyptic number.

21241032422 is a deficient number, since it is larger than the sum of its proper divisors (10621613578).

21241032422 is a wasteful number, since it uses less digits than its factorization.

21241032422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365790.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 21241032422 its reverse (22423014212), we get a palindrome (43664046634).

The spelling of 21241032422 in words is "twenty-one billion, two hundred forty-one million, thirty-two thousand, four hundred twenty-two".