2311061103 has 12 divisors (see below), whose sum is σ = 3594984120. Its totient is φ = 1422191376.

The previous prime is 2311061087. The next prime is 2311061117. The reversal of 2311061103 is 3011601132.

It is not a de Polignac number, because 2311061103 - 2⁴ = 2311061087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2311061153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9876213 + ... + 9876446.

It is an arithmetic number, because the mean of its divisors is an integer number (299582010).

Almost surely, 2^2311061103 is an apocalyptic number.

2311061103 is a deficient number, since it is larger than the sum of its proper divisors (1283923017).

2311061103 is a wasteful number, since it uses less digits than its factorization.

2311061103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19752678 (or 19752675 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 2311061103 is about 48073.4968875783. The cubic root of 2311061103 is about 1322.1187855924.

Adding to 2311061103 its reverse (3011601132), we get a palindrome (5322662235).

The spelling of 2311061103 in words is "two billion, three hundred eleven million, sixty-one thousand, one hundred three".