1203322103 has 4 divisors (see below), whose sum is σ = 1235844360. Its totient is φ = 1170799848.

The previous prime is 1203322093. The next prime is 1203322139. The reversal of 1203322103 is 3012233021.

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 1203322103 - 2¹² = 1203318007 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 (1203321103) 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, 16261073 + ... + 16261146.

It is an arithmetic number, because the mean of its divisors is an integer number (308961090).

Almost surely, 2^1203322103 is an apocalyptic number.

1203322103 is a deficient number, since it is larger than the sum of its proper divisors (32522257).

1203322103 is an equidigital number, since it uses as much as digits as its factorization.

1203322103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32522256.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1203322103 is about 34688.9334370488. The cubic root of 1203322103 is about 1063.6382937588.

Adding to 1203322103 its reverse (3012233021), we get a palindrome (4215555124).

The spelling of 1203322103 in words is "one billion, two hundred three million, three hundred twenty-two thousand, one hundred three".