1222103 has 8 divisors (see below), whose sum is σ = 1267728. Its totient is φ = 1177344.

The previous prime is 1222097. The next prime is 1222129. The reversal of 1222103 is 3012221.

It is a happy number.

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 1222103 - 2¹⁰ = 1221079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222003) 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, 4025 + ... + 4317.

It is an arithmetic number, because the mean of its divisors is an integer number (158466).

2^1222103 is an apocalyptic number.

1222103 is a deficient number, since it is larger than the sum of its proper divisors (45625).

1222103 is an equidigital number, since it uses as much as digits as its factorization.

1222103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1222103 is about 1105.4876751914. The cubic root of 1222103 is about 106.9143344380.

Adding to 1222103 its reverse (3012221), we get a palindrome (4234324).

The spelling of 1222103 in words is "one million, two hundred twenty-two thousand, one hundred three".