100200021103 has 32 divisors (see below), whose sum is σ = 123880651776. Its totient is φ = 78921520128.

The previous prime is 100200021083. The next prime is 100200021109. The reversal of 100200021103 is 301120002001.

It is a cyclic number.

It is not a de Polignac number, because 100200021103 - 2²⁵ = 100166466671 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100200021103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100200021109) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21937726 + ... + 21942292.

It is an arithmetic number, because the mean of its divisors is an integer number (3871270368).

Almost surely, 2^100200021103 is an apocalyptic number.

100200021103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

100200021103 is a deficient number, since it is larger than the sum of its proper divisors (23680630673).

100200021103 is a wasteful number, since it uses less digits than its factorization.

100200021103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5623.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 100200021103 its reverse (301120002001), we get a palindrome (401320023104).

The spelling of 100200021103 in words is "one hundred billion, two hundred million, twenty-one thousand, one hundred three".