32112221101232 has 80 divisors (see below), whose sum is σ = 65188733904000. Its totient is φ = 15303597883392.

The previous prime is 32112221101217. The next prime is 32112221101267. The reversal of 32112221101232 is 23210112221123.

It is a junction number, because it is equal to n+sod(n) for n = 32112221101198 and 32112221101207.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223126448 + ... + 223270320.

It is an arithmetic number, because the mean of its divisors is an integer number (814859173800).

Almost surely, 2^{32112221101232} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32112221101232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32594366952000).

32112221101232 is an abundant number, since it is smaller than the sum of its proper divisors (33076512802768).

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

32112221101232 is a wasteful number, since it uses less digits than its factorization.

32112221101232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150078 (or 150072 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 32112221101232 its reverse (23210112221123), we get a palindrome (55322333322355).

The spelling of 32112221101232 in words is "thirty-two trillion, one hundred twelve billion, two hundred twenty-one million, one hundred one thousand, two hundred thirty-two".