100220023232 has 28 divisors (see below), whose sum is σ = 227284696560. Its totient is φ = 42951438336.

The previous prime is 100220023187. The next prime is 100220023243. The reversal of 100220023232 is 232320022001.

It is a tau number, because it is divible by the number of its divisors (28).

It is a self number, because there is not a number n which added to its sum of digits gives 100220023232.

It is a congruent 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, 111852257 + ... + 111853152.

Almost surely, 2^100220023232 is an apocalyptic number.

It is an amenable number.

100220023232 is an abundant number, since it is smaller than the sum of its proper divisors (127064673328).

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

100220023232 is an equidigital number, since it uses as much as digits as its factorization.

100220023232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223705428 (or 223705418 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 100220023232 its reverse (232320022001), we get a palindrome (332540045233).

The spelling of 100220023232 in words is "one hundred billion, two hundred twenty million, twenty-three thousand, two hundred thirty-two".