32222115112 has 192 divisors, whose sum is σ = 72756642240. Its totient is φ = 13364904960.

The previous prime is 32222115071. The next prime is 32222115119. The reversal of 32222115112 is 21151122223.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (32222115119) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 113858923 + ... + 113859205.

It is an arithmetic number, because the mean of its divisors is an integer number (378940845).

Almost surely, 2^32222115112 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 32222115112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36378321120).

32222115112 is an abundant number, since it is smaller than the sum of its proper divisors (40534527128).

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

32222115112 is a wasteful number, since it uses less digits than its factorization.

32222115112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393 (or 350 counting only the distinct ones).

The product of its digits is 480, while the sum is 22.

Adding to 32222115112 its reverse (21151122223), we get a palindrome (53373237335).

The spelling of 32222115112 in words is "thirty-two billion, two hundred twenty-two million, one hundred fifteen thousand, one hundred twelve".