2311311103 has 8 divisors (see below), whose sum is σ = 2372222336. Its totient is φ = 2250725400.

The previous prime is 2311311083. The next prime is 2311311179. The reversal of 2311311103 is 3011131132.

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 2311311103 - 2¹⁷ = 2311180031 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 (2311312103) 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, 66963 + ... + 95428.

It is an arithmetic number, because the mean of its divisors is an integer number (296527792).

Almost surely, 2^2311311103 is an apocalyptic number.

2311311103 is a deficient number, since it is larger than the sum of its proper divisors (60911233).

2311311103 is a wasteful number, since it uses less digits than its factorization.

2311311103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162765.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 2311311103 is about 48076.0970025646. The cubic root of 2311311103 is about 1322.1664574574.

Adding to 2311311103 its reverse (3011131132), we get a palindrome (5322442235).

The spelling of 2311311103 in words is "two billion, three hundred eleven million, three hundred eleven thousand, one hundred three".