1103331013203 has 24 divisors (see below), whose sum is σ = 1542871283200. Its totient is φ = 701200202976.

The previous prime is 1103331013201. The next prime is 1103331013241. The reversal of 1103331013203 is 3023101333011.

It is not a de Polignac number, because 1103331013203 - 2¹ = 1103331013201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1103331013203.

It is not an unprimeable number, because it can be changed into a prime (1103331013201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2568463 + ... + 2967096.

Almost surely, 2^{1103331013203} is an apocalyptic number.

1103331013203 is a deficient number, since it is larger than the sum of its proper divisors (439540269997).

1103331013203 is an equidigital number, since it uses as much as digits as its factorization.

1103331013203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5535699 (or 5535670 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 1103331013203 its reverse (3023101333011), we get a palindrome (4126432346214).

The spelling of 1103331013203 in words is "one trillion, one hundred three billion, three hundred thirty-one million, thirteen thousand, two hundred three".