3123117123 has 16 divisors (see below), whose sum is σ = 4965950976. Its totient is φ = 1707045120.

The previous prime is 3123117121. The next prime is 3123117143. The reversal of 3123117123 is 3217113213.

It is not a de Polignac number, because 3123117123 - 2¹ = 3123117121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3123117093 and 3123117102.

It is not an unprimeable number, because it can be changed into a prime (3123117121) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 3232558 + ... + 3233523.

It is an arithmetic number, because the mean of its divisors is an integer number (310371936).

Almost surely, 2^3123117123 is an apocalyptic number.

3123117123 is a deficient number, since it is larger than the sum of its proper divisors (1842833853).

3123117123 is a wasteful number, since it uses less digits than its factorization.

3123117123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6466114.

The product of its digits is 756, while the sum is 24.

The square root of 3123117123 is about 55884.8559361121. The cubic root of 3123117123 is about 1461.7151799408.

The spelling of 3123117123 in words is "three billion, one hundred twenty-three million, one hundred seventeen thousand, one hundred twenty-three".