100012330220 has 48 divisors (see below), whose sum is σ = 229155913728. Its totient is φ = 36362285760.

The previous prime is 100012330211. The next prime is 100012330259. The reversal of 100012330220 is 22033210001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 100012330195 and 100012330204.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1481237 + ... + 1547283.

It is an arithmetic number, because the mean of its divisors is an integer number (4774081536).

Almost surely, 2^100012330220 is an apocalyptic number.

100012330220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100012330220 is an abundant number, since it is smaller than the sum of its proper divisors (129143583508).

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

100012330220 is a wasteful number, since it uses less digits than its factorization.

100012330220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72950 (or 72948 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 100012330220 its reverse (22033210001), we get a palindrome (122045540221).

The spelling of 100012330220 in words is "one hundred billion, twelve million, three hundred thirty thousand, two hundred twenty".