2313123112 has 8 divisors (see below), whose sum is σ = 4337105850. Its totient is φ = 1156561552.

The previous prime is 2313123107. The next prime is 2313123151. The reversal of 2313123112 is 2113213132.

It can be written as a sum of positive squares in only one way, i.e., 1731059236 + 582063876 = 41606^2 + 24126^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 2313123112.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144570187 + ... + 144570202.

Almost surely, 2^2313123112 is an apocalyptic number.

It is an amenable number.

2313123112 is a deficient number, since it is larger than the sum of its proper divisors (2023982738).

2313123112 is a wasteful number, since it uses less digits than its factorization.

2313123112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289140395 (or 289140391 counting only the distinct ones).

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

The square root of 2313123112 is about 48094.9385278742. The cubic root of 2313123112 is about 1322.5118821407.

Adding to 2313123112 its reverse (2113213132), we get a palindrome (4426336244).

The spelling of 2313123112 in words is "two billion, three hundred thirteen million, one hundred twenty-three thousand, one hundred twelve".