4012313123 has 16 divisors (see below), whose sum is σ = 5228717760. Its totient is φ = 2987836416.

The previous prime is 4012313117. The next prime is 4012313143. The reversal of 4012313123 is 3213132104.

4012313123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 4012313123 - 2⁸ = 4012312867 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4012313095 and 4012313104.

It is not an unprimeable number, because it can be changed into a prime (4012313143) 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, 1295258 + ... + 1298351.

It is an arithmetic number, because the mean of its divisors is an integer number (326794860).

Almost surely, 2^4012313123 is an apocalyptic number.

4012313123 is a deficient number, since it is larger than the sum of its proper divisors (1216404637).

4012313123 is a wasteful number, since it uses less digits than its factorization.

4012313123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2593646.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 4012313123 is about 63342.8221900477. The cubic root of 4012313123 is about 1589.0282055303.

Adding to 4012313123 its reverse (3213132104), we get a palindrome (7225445227).

The spelling of 4012313123 in words is "four billion, twelve million, three hundred thirteen thousand, one hundred twenty-three".