100001022103 has 4 divisors (see below), whose sum is σ = 103449333240. Its totient is φ = 96552710968.

The previous prime is 100001022059. The next prime is 100001022109. The reversal of 100001022103 is 301220100001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100001022103 - 2⁹ = 100001021591 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100001022103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100001022109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1724155525 + ... + 1724155582.

It is an arithmetic number, because the mean of its divisors is an integer number (25862333310).

Almost surely, 2^100001022103 is an apocalyptic number.

100001022103 is a deficient number, since it is larger than the sum of its proper divisors (3448311137).

100001022103 is an equidigital number, since it uses as much as digits as its factorization.

100001022103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3448311136.

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

Adding to 100001022103 its reverse (301220100001), we get a palindrome (401221122104).

The spelling of 100001022103 in words is "one hundred billion, one million, twenty-two thousand, one hundred three".