201331111103 has 8 divisors (see below), whose sum is σ = 208531033200. Its totient is φ = 194148353728.

The previous prime is 201331111063. The next prime is 201331111127. The reversal of 201331111103 is 301111133102.

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

It is a cyclic number.

It is not a de Polignac number, because 201331111103 - 2⁸ = 201331110847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201331111153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4267301 + ... + 4314222.

It is an arithmetic number, because the mean of its divisors is an integer number (26066379150).

Almost surely, 2^201331111103 is an apocalyptic number.

201331111103 is a deficient number, since it is larger than the sum of its proper divisors (7199922097).

201331111103 is an equidigital number, since it uses as much as digits as its factorization.

201331111103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8582361.

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

Adding to 201331111103 its reverse (301111133102), we get a palindrome (502442244205).

The spelling of 201331111103 in words is "two hundred one billion, three hundred thirty-one million, one hundred eleven thousand, one hundred three".