32220402234 has 48 divisors (see below), whose sum is σ = 68386686624. Its totient is φ = 10112700960.

The previous prime is 32220402223. The next prime is 32220402257. The reversal of 32220402234 is 43220402223.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 137829 + ... + 288855.

It is an arithmetic number, because the mean of its divisors is an integer number (1424722638).

Almost surely, 2^32220402234 is an apocalyptic number.

32220402234 is an abundant number, since it is smaller than the sum of its proper divisors (36166284390).

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

32220402234 is a wasteful number, since it uses less digits than its factorization.

32220402234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151131 (or 151100 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 32220402234 its reverse (43220402223), we get a palindrome (75440804457).

The spelling of 32220402234 in words is "thirty-two billion, two hundred twenty million, four hundred two thousand, two hundred thirty-four".