22051330332 has 24 divisors (see below), whose sum is σ = 51456451200. Its totient is φ = 7349965296.

The previous prime is 22051330331. The next prime is 22051330349. The reversal of 22051330332 is 23303315022.

It is a super-2 number, since 2×22051330332² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22051330331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166719 + ... + 268137.

It is an arithmetic number, because the mean of its divisors is an integer number (2144018800).

Almost surely, 2^22051330332 is an apocalyptic number.

It is an amenable number.

22051330332 is an abundant number, since it is smaller than the sum of its proper divisors (29405120868).

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

22051330332 is a wasteful number, since it uses less digits than its factorization.

22051330332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119545 (or 119543 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 24.

Adding to 22051330332 its reverse (23303315022), we get a palindrome (45354645354).

The spelling of 22051330332 in words is "twenty-two billion, fifty-one million, three hundred thirty thousand, three hundred thirty-two".