3012123123 has 6 divisors (see below), whose sum is σ = 4350844524. Its totient is φ = 2008082076.

The previous prime is 3012123119. The next prime is 3012123131. The reversal of 3012123123 is 3213212103.

It is not a de Polignac number, because 3012123123 - 2² = 3012123119 is a prime.

It is a super-2 number, since 2×3012123123² = 18145771416222546258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3012123096 and 3012123105.

It is not an unprimeable number, because it can be changed into a prime (3012123133) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 167340165 + ... + 167340182.

It is an arithmetic number, because the mean of its divisors is an integer number (725140754).

Almost surely, 2^3012123123 is an apocalyptic number.

3012123123 is a deficient number, since it is larger than the sum of its proper divisors (1338721401).

3012123123 is a wasteful number, since it uses less digits than its factorization.

3012123123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334680353 (or 334680350 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 3012123123 is about 54882.8126374733. The cubic root of 3012123123 is about 1444.1896891648.

Adding to 3012123123 its reverse (3213212103), we get a palindrome (6225335226).

The spelling of 3012123123 in words is "three billion, twelve million, one hundred twenty-three thousand, one hundred twenty-three".