32000022220 has 12 divisors (see below), whose sum is σ = 67200046704. Its totient is φ = 12800008880.

The previous prime is 32000022169. The next prime is 32000022287. The reversal of 32000022220 is 2222000023.

32000022220 is a modest number, since divided by 22220 gives 320 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 32000022220.

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, 800000536 + ... + 800000575.

It is an arithmetic number, because the mean of its divisors is an integer number (5600003892).

Almost surely, 2^32000022220 is an apocalyptic number.

It is an amenable number.

32000022220 is an abundant number, since it is smaller than the sum of its proper divisors (35200024484).

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

32000022220 is a wasteful number, since it uses less digits than its factorization.

32000022220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1600001120 (or 1600001118 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 13.

Adding to 32000022220 its reverse (2222000023), we get a palindrome (34222022243).

The spelling of 32000022220 in words is "thirty-two billion, twenty-two thousand, two hundred twenty".