111131103301003 has 4 divisors (see below), whose sum is σ = 111154643043768. Its totient is φ = 111107563558240.

The previous prime is 111131103300863. The next prime is 111131103301027. The reversal of 111131103301003 is 300103301131111.

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-111131103301003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111131103301063) 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, 11769864301 + ... + 11769873742.

It is an arithmetic number, because the mean of its divisors is an integer number (27788660760942).

Almost surely, 2^{111131103301003} is an apocalyptic number.

111131103301003 is a deficient number, since it is larger than the sum of its proper divisors (23539742765).

111131103301003 is an equidigital number, since it uses as much as digits as its factorization.

111131103301003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23539742764.

The product of its (nonzero) digits is 81, while the sum is 19.

Adding to 111131103301003 its reverse (300103301131111), we get a palindrome (411234404432114).

The spelling of 111131103301003 in words is "one hundred eleven trillion, one hundred thirty-one billion, one hundred three million, three hundred one thousand, three".