21140341322 has 8 divisors (see below), whose sum is σ = 31748858496. Its totient is φ = 10557388492.

The previous prime is 21140341319. The next prime is 21140341333. The reversal of 21140341322 is 22314304112.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6389018 + ... + 6392325.

It is an arithmetic number, because the mean of its divisors is an integer number (3968607312).

Almost surely, 2^21140341322 is an apocalyptic number.

21140341322 is a deficient number, since it is larger than the sum of its proper divisors (10608517174).

21140341322 is a wasteful number, since it uses less digits than its factorization.

21140341322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12782172.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 21140341322 its reverse (22314304112), we get a palindrome (43454645434).

The spelling of 21140341322 in words is "twenty-one billion, one hundred forty million, three hundred forty-one thousand, three hundred twenty-two".