3123302112 has 192 divisors, whose sum is σ = 10864143360. Its totient is φ = 853535232.

The previous prime is 3123302081. The next prime is 3123302123. The reversal of 3123302112 is 2112033213.

3123302112 is a `hidden beast` number, since 312 + 330 + 21 + 1 + 2 = 666.

3123302112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 127878 + ... + 150330.

It is an arithmetic number, because the mean of its divisors is an integer number (56584080).

Almost surely, 2^3123302112 is an apocalyptic number.

3123302112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3123302112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5432071680).

3123302112 is an abundant number, since it is smaller than the sum of its proper divisors (7740841248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3123302112 is a wasteful number, since it uses less digits than its factorization.

3123302112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22502 (or 22488 counting only the distinct ones).

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

The square root of 3123302112 is about 55886.5110022088. The cubic root of 3123302112 is about 1461.7440395576.

Adding to 3123302112 its reverse (2112033213), we get a palindrome (5235335325).

The spelling of 3123302112 in words is "three billion, one hundred twenty-three million, three hundred two thousand, one hundred twelve".