100300220 has 24 divisors (see below), whose sum is σ = 211150800. Its totient is φ = 40020992.

The previous prime is 100300219. The next prime is 100300223. The reversal of 100300220 is 22003001.

It is a junction number, because it is equal to n+sod(n) for n = 100300198 and 100300207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100300223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2396 + ... + 14364.

It is an arithmetic number, because the mean of its divisors is an integer number (8797950).

Almost surely, 2^100300220 is an apocalyptic number.

100300220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100300220 is an abundant number, since it is smaller than the sum of its proper divisors (110850580).

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

100300220 is a wasteful number, since it uses less digits than its factorization.

100300220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12397 (or 12395 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 8.

The square root of 100300220 is about 10014.9997503744. Note that the first 3 decimals coincide. The cubic root of 100300220 is about 464.6229185617.

Adding to 100300220 its reverse (22003001), we get a palindrome (122303221).

The spelling of 100300220 in words is "one hundred million, three hundred thousand, two hundred twenty".