2201103 has 6 divisors (see below), whose sum is σ = 3179384.
Its totient is φ = 1467396.
The previous prime is 2201099. The next prime is 2201107. The reversal of 2201103 is 3011022.
Adding to 2201103 its reverse (3011022), we get a palindrome (5212125).
It can be divided in two parts, 2201 and 103, that added together give a square (2304 = 482).
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (2201099) and next prime (2201107).
It is not a de Polignac number, because 2201103 - 22 = 2201099 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 244567 = 2201103 / (2 + 2 + 0 + 1 + 1 + 0 + 3).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2201107) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 122275 + ... + 122292.
22201103 is an apocalyptic number.
2201103 is a deficient number, since it is larger than the sum of its proper divisors (978281).
2201103 is a wasteful number, since it uses less digits than its factorization.
2201103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 244573 (or 244570 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 9.
The square root of 2201103 is about 1483.6114720506.
The cubic root of 2201103 is about 130.0808766956.
The spelling of 2201103 in words is "two million, two hundred one thousand, one hundred three".