22221330332032 has 64 divisors (see below), whose sum is σ = 47956466023200. Its totient is φ = 10255998484992.

The previous prime is 22221330332023. The next prime is 22221330332041. The reversal of 22221330332032 is 23023303312222.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22221330332023) and next prime (22221330332041).

It is a tau number, because it is divible by the number of its divisors (64).

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, 39228148 + ... + 39790579.

Almost surely, 2^{22221330332032} is an apocalyptic number.

It is an amenable number.

22221330332032 is an abundant number, since it is smaller than the sum of its proper divisors (25735135691168).

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

22221330332032 is an frugal number, since it uses more digits than its factorization.

22221330332032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79018780 (or 79018742 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 22221330332032 its reverse (23023303312222), we get a palindrome (45244633644254).

The spelling of 22221330332032 in words is "twenty-two trillion, two hundred twenty-one billion, three hundred thirty million, three hundred thirty-two thousand, thirty-two".