3123113012 has 6 divisors (see below), whose sum is σ = 5465447778. Its totient is φ = 1561556504.

The previous prime is 3123113003. The next prime is 3123113039. The reversal of 3123113012 is 2103113213.

3123113012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1839037456 + 1284075556 = 42884^2 + 35834^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 390389123 + ... + 390389130.

It is an arithmetic number, because the mean of its divisors is an integer number (910907963).

Almost surely, 2^3123113012 is an apocalyptic number.

It is an amenable number.

3123113012 is a deficient number, since it is larger than the sum of its proper divisors (2342334766).

3123113012 is a wasteful number, since it uses less digits than its factorization.

3123113012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780778257 (or 780778255 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 3123113012 is about 55884.8191551158. The cubic root of 3123113012 is about 1461.7145385822.

Adding to 3123113012 its reverse (2103113213), we get a palindrome (5226226225).

The spelling of 3123113012 in words is "three billion, one hundred twenty-three million, one hundred thirteen thousand, twelve".