1101102031003 has 4 divisors (see below), whose sum is σ = 1185802187248. Its totient is φ = 1016401874760.

The previous prime is 1101102030991. The next prime is 1101102031049. The reversal of 1101102031003 is 3001302011011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1101102031003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 84700156231 = 1101102031003 / (1 + 1 + 0 + 1 + 1 + 0 + 2 + 0 + 3 + 1 + 0 + 0 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101102031703) 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, 42350078103 + ... + 42350078128.

It is an arithmetic number, because the mean of its divisors is an integer number (296450546812).

Almost surely, 2^{1101102031003} is an apocalyptic number.

1101102031003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1101102031003 is a deficient number, since it is larger than the sum of its proper divisors (84700156245).

1101102031003 is an equidigital number, since it uses as much as digits as its factorization.

1101102031003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84700156244.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 1101102031003 its reverse (3001302011011), we get a palindrome (4102404042014).

The spelling of 1101102031003 in words is "one trillion, one hundred one billion, one hundred two million, thirty-one thousand, three".