220102231232 has 28 divisors (see below), whose sum is σ = 470362702656. Its totient is φ = 101585644800.

The previous prime is 220102231229. The next prime is 220102231249. The reversal of 220102231232 is 232132201022.

It is a happy number.

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, 132272144 + ... + 132273807.

It is an arithmetic number, because the mean of its divisors is an integer number (16798667952).

Almost surely, 2^220102231232 is an apocalyptic number.

It is an amenable number.

220102231232 is an abundant number, since it is smaller than the sum of its proper divisors (250260471424).

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

220102231232 is a wasteful number, since it uses less digits than its factorization.

220102231232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264545976 (or 264545966 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 220102231232 its reverse (232132201022), we get a palindrome (452234432254).

The spelling of 220102231232 in words is "two hundred twenty billion, one hundred two million, two hundred thirty-one thousand, two hundred thirty-two".