21010333322 has 8 divisors (see below), whose sum is σ = 34380545472. Its totient is φ = 9550151500.

The previous prime is 21010333321. The next prime is 21010333349. The reversal of 21010333322 is 22333301012.

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 = 21010333294 and 21010333303.

It is not an unprimeable number, because it can be changed into a prime (21010333321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 477507554 + ... + 477507597.

It is an arithmetic number, because the mean of its divisors is an integer number (4297568184).

Almost surely, 2^21010333322 is an apocalyptic number.

21010333322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21010333322 is a deficient number, since it is larger than the sum of its proper divisors (13370212150).

21010333322 is a wasteful number, since it uses less digits than its factorization.

21010333322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955015164.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 21010333322 its reverse (22333301012), we get a palindrome (43343634334).

The spelling of 21010333322 in words is "twenty-one billion, ten million, three hundred thirty-three thousand, three hundred twenty-two".