2311122423 has 16 divisors (see below), whose sum is σ = 3094350336. Its totient is φ = 1534336320.

The previous prime is 2311122413. The next prime is 2311122439. The reversal of 2311122423 is 3242211132.

It is not a de Polignac number, because 2311122423 - 2⁵ = 2311122391 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2311122423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2311122413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 881811 + ... + 884427.

It is an arithmetic number, because the mean of its divisors is an integer number (193396896).

Almost surely, 2^2311122423 is an apocalyptic number.

2311122423 is a deficient number, since it is larger than the sum of its proper divisors (783227913).

2311122423 is a wasteful number, since it uses less digits than its factorization.

2311122423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3734.

The product of its digits is 576, while the sum is 21.

The square root of 2311122423 is about 48074.1346567986. The cubic root of 2311122423 is about 1322.1304788657.

Adding to 2311122423 its reverse (3242211132), we get a palindrome (5553333555).

The spelling of 2311122423 in words is "two billion, three hundred eleven million, one hundred twenty-two thousand, four hundred twenty-three".