32043222220 has 48 divisors (see below), whose sum is σ = 70987764960. Its totient is φ = 12116058624.

The previous prime is 32043222217. The next prime is 32043222223. The reversal of 32043222220 is 2222234023.

It is an interprime number because it is at equal distance from previous prime (32043222217) and next prime (32043222223).

It is a junction number, because it is equal to n+sod(n) for n = 32043222191 and 32043222200.

It is not an unprimeable number, because it can be changed into a prime (32043222223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81402 + ... + 265918.

It is an arithmetic number, because the mean of its divisors is an integer number (1478911770).

Almost surely, 2^32043222220 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 32043222220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35493882480).

32043222220 is an abundant number, since it is smaller than the sum of its proper divisors (38944542740).

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

32043222220 is a wasteful number, since it uses less digits than its factorization.

32043222220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185002 (or 185000 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 32043222220 its reverse (2222234023), we get a palindrome (34265456243).

The spelling of 32043222220 in words is "thirty-two billion, forty-three million, two hundred twenty-two thousand, two hundred twenty".