21232032410 has 32 divisors (see below), whose sum is σ = 40795747200. Its totient is φ = 7932496320.

The previous prime is 21232032397. The next prime is 21232032413. The reversal of 21232032410 is 1423023212.

It is not an unprimeable number, because it can be changed into a prime (21232032413) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 773465 + ... + 800444.

It is an arithmetic number, because the mean of its divisors is an integer number (1274867100).

Almost surely, 2^21232032410 is an apocalyptic number.

21232032410 is a deficient number, since it is larger than the sum of its proper divisors (19563714790).

21232032410 is a wasteful number, since it uses less digits than its factorization.

21232032410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1574006.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 21232032410 its reverse (1423023212), we get a palindrome (22655055622).

The spelling of 21232032410 in words is "twenty-one billion, two hundred thirty-two million, thirty-two thousand, four hundred ten".