21133202322 has 16 divisors (see below), whose sum is σ = 42268853952. Its totient is φ = 7043992560.

The previous prime is 21133202317. The next prime is 21133202323. The reversal of 21133202322 is 22320233112.

It is a happy number.

It is a super-2 number, since 2×21133202322² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (21133202323) 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 7 ways as a sum of consecutive naturals, for example, 21648 + ... + 206724.

It is an arithmetic number, because the mean of its divisors is an integer number (2641803372).

Almost surely, 2^21133202322 is an apocalyptic number.

21133202322 is an abundant number, since it is smaller than the sum of its proper divisors (21135651630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21133202322 is a wasteful number, since it uses less digits than its factorization.

21133202322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204113.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 21133202322 its reverse (22320233112), we get a palindrome (43453435434).

The spelling of 21133202322 in words is "twenty-one billion, one hundred thirty-three million, two hundred two thousand, three hundred twenty-two".