21320331122 has 8 divisors (see below), whose sum is σ = 32724229296. Its totient is φ = 10412254692.

The previous prime is 21320331119. The next prime is 21320331139. The reversal of 21320331122 is 22113302312.

21320331122 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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 = 21320331094 and 21320331103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123955328 + ... + 123955499.

It is an arithmetic number, because the mean of its divisors is an integer number (4090528662).

Almost surely, 2^21320331122 is an apocalyptic number.

21320331122 is a deficient number, since it is larger than the sum of its proper divisors (11403898174).

21320331122 is a wasteful number, since it uses less digits than its factorization.

21320331122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247910872.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 21320331122 its reverse (22113302312), we get a palindrome (43433633434).

The spelling of 21320331122 in words is "twenty-one billion, three hundred twenty million, three hundred thirty-one thousand, one hundred twenty-two".