22121113332 has 24 divisors (see below), whose sum is σ = 51830111872. Its totient is φ = 7343107200.

The previous prime is 22121113321. The next prime is 22121113361. The reversal of 22121113332 is 23331112122.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 22121113299 and 22121113308.

It is a congruent number.

It is an unprimeable number.

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, 3821644 + ... + 3827427.

Almost surely, 2^22121113332 is an apocalyptic number.

It is an amenable number.

22121113332 is an abundant number, since it is smaller than the sum of its proper divisors (29708998540).

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

22121113332 is a wasteful number, since it uses less digits than its factorization.

22121113332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7649319 (or 7649317 counting only the distinct ones).

The product of its digits is 432, while the sum is 21.

Adding to 22121113332 its reverse (23331112122), we get a palindrome (45452225454).

The spelling of 22121113332 in words is "twenty-two billion, one hundred twenty-one million, one hundred thirteen thousand, three hundred thirty-two".