1103212003 has 8 divisors (see below), whose sum is σ = 1115287040. Its totient is φ = 1091196360.

The previous prime is 1103212001. The next prime is 1103212063. The reversal of 1103212003 is 3002123011.

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 1103212003 - 2¹ = 1103212001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1103212001) 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, 23026 + ... + 52312.

It is an arithmetic number, because the mean of its divisors is an integer number (139410880).

Almost surely, 2^1103212003 is an apocalyptic number.

1103212003 is a deficient number, since it is larger than the sum of its proper divisors (12075037).

1103212003 is a wasteful number, since it uses less digits than its factorization.

1103212003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29697.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1103212003 is about 33214.6353735819. The cubic root of 1103212003 is about 1033.2838926628.

Adding to 1103212003 its reverse (3002123011), we get a palindrome (4105335014).

The spelling of 1103212003 in words is "one billion, one hundred three million, two hundred twelve thousand, three".