1101203131003 has 8 divisors (see below), whose sum is σ = 1102474561536. Its totient is φ = 1099931985000.

The previous prime is 1101203130947. The next prime is 1101203131027. The reversal of 1101203131003 is 3001313021011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1101203131003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101243131003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8228878 + ... + 8361628.

It is an arithmetic number, because the mean of its divisors is an integer number (137809320192).

Almost surely, 2^{1101203131003} is an apocalyptic number.

1101203131003 is a deficient number, since it is larger than the sum of its proper divisors (1271430533).

1101203131003 is an equidigital number, since it uses as much as digits as its factorization.

1101203131003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142265.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 1101203131003 its reverse (3001313021011), we get a palindrome (4102516152014).

The spelling of 1101203131003 in words is "one trillion, one hundred one billion, two hundred three million, one hundred thirty-one thousand, three".