2101103423 has 8 divisors (see below), whose sum is σ = 2284825392. Its totient is φ = 1924062336.

The previous prime is 2101103419. The next prime is 2101103443. The reversal of 2101103423 is 3243011012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2101103423 - 2² = 2101103419 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101103413) 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, 1669565 + ... + 1670822.

It is an arithmetic number, because the mean of its divisors is an integer number (285603174).

Almost surely, 2^2101103423 is an apocalyptic number.

2101103423 is a deficient number, since it is larger than the sum of its proper divisors (183721969).

2101103423 is a wasteful number, since it uses less digits than its factorization.

2101103423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3340441.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2101103423 is about 45837.7947004434. The cubic root of 2101103423 is about 1280.8034146844.

Adding to 2101103423 its reverse (3243011012), we get a palindrome (5344114435).

The spelling of 2101103423 in words is "two billion, one hundred one million, one hundred three thousand, four hundred twenty-three".