1101113321003 has 4 divisors (see below), whose sum is σ = 1101139665648. Its totient is φ = 1101086976360.

The previous prime is 1101113320999. The next prime is 1101113321039. The reversal of 1101113321003 is 3001233111011.

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 1101113321003 - 2² = 1101113320999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101113321303) 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, 13109528 + ... + 13193253.

It is an arithmetic number, because the mean of its divisors is an integer number (275284916412).

Almost surely, 2^{1101113321003} is an apocalyptic number.

1101113321003 is a deficient number, since it is larger than the sum of its proper divisors (26344645).

1101113321003 is an equidigital number, since it uses as much as digits as its factorization.

1101113321003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26344644.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 1101113321003 its reverse (3001233111011), we get a palindrome (4102346432014).

The spelling of 1101113321003 in words is "one trillion, one hundred one billion, one hundred thirteen million, three hundred twenty-one thousand, three".