22103311232 has 32 divisors (see below), whose sum is σ = 45107949600. Its totient is φ = 10782100480.

The previous prime is 22103311229. The next prime is 22103311247. The reversal of 22103311232 is 23211330122.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2100632 + ... + 2111127.

It is an arithmetic number, because the mean of its divisors is an integer number (1409623425).

Almost surely, 2^22103311232 is an apocalyptic number.

It is an amenable number.

22103311232 is an abundant number, since it is smaller than the sum of its proper divisors (23004638368).

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

22103311232 is an equidigital number, since it uses as much as digits as its factorization.

22103311232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4211814 (or 4211802 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 22103311232 its reverse (23211330122), we get a palindrome (45314641354).

The spelling of 22103311232 in words is "twenty-two billion, one hundred three million, three hundred eleven thousand, two hundred thirty-two".