32111221122 has 32 divisors (see below), whose sum is σ = 71615913600. Its totient is φ = 10665093744.

The previous prime is 32111221067. The next prime is 32111221157. The reversal of 32111221122 is 22112211123.

32111221122 is a `hidden beast` number, since 321 + 1 + 1 + 221 + 122 = 666.

It is a super-2 number, since 2×32111221122² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 = 32111221095 and 32111221104.

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, 1058422 + ... + 1088337.

It is an arithmetic number, because the mean of its divisors is an integer number (2237997300).

Almost surely, 2^32111221122 is an apocalyptic number.

32111221122 is an abundant number, since it is smaller than the sum of its proper divisors (39504692478).

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

32111221122 is a wasteful number, since it uses less digits than its factorization.

32111221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2147047 (or 2147041 counting only the distinct ones).

The product of its digits is 96, while the sum is 18.

Adding to 32111221122 its reverse (22112211123), we get a palindrome (54223432245).

Subtracting from 32111221122 its reverse (22112211123), we obtain a palindrome (9999009999).

The spelling of 32111221122 in words is "thirty-two billion, one hundred eleven million, two hundred twenty-one thousand, one hundred twenty-two".