311122032103 has 8 divisors (see below), whose sum is σ = 313143408000. Its totient is φ = 309105236088.

The previous prime is 311122032097. The next prime is 311122032107. The reversal of 311122032103 is 301230221113.

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 311122032103 - 2⁵ = 311122032071 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 (311122032107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1008613 + ... + 1280446.

It is an arithmetic number, because the mean of its divisors is an integer number (39142926000).

Almost surely, 2^311122032103 is an apocalyptic number.

311122032103 is a deficient number, since it is larger than the sum of its proper divisors (2021375897).

311122032103 is a wasteful number, since it uses less digits than its factorization.

311122032103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2289941.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 311122032103 its reverse (301230221113), we get a palindrome (612352253216).

The spelling of 311122032103 in words is "three hundred eleven billion, one hundred twenty-two million, thirty-two thousand, one hundred three".