220103000 has 64 divisors (see below), whose sum is σ = 554692320. Its totient is φ = 81264000.

The previous prime is 220102999. The next prime is 220103017. The reversal of 220103000 is 301022.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a congruent number.

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, 4535 + ... + 21465.

Almost surely, 2^220103000 is an apocalyptic number.

220103000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220103000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (277346160).

220103000 is an abundant number, since it is smaller than the sum of its proper divisors (334589320).

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

220103000 is a wasteful number, since it uses less digits than its factorization.

220103000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16965 (or 16951 counting only the distinct ones).

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

The square root of 220103000 is about 14835.8686971812. The cubic root of 220103000 is about 603.7752698152.

Adding to 220103000 its reverse (301022), we get a palindrome (220404022).

The spelling of 220103000 in words is "two hundred twenty million, one hundred three thousand".