3123201130312 has 16 divisors (see below), whose sum is σ = 5857850069100. Its totient is φ = 1561107778560.

The previous prime is 3123201130277. The next prime is 3123201130327. The reversal of 3123201130312 is 2130311023213.

It can be written as a sum of positive squares in 2 ways, for example, as 2700875312356 + 422325817956 = 1643434^2 + 649866^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61571389 + ... + 61622092.

Almost surely, 2^{3123201130312} is an apocalyptic number.

It is an amenable number.

3123201130312 is a deficient number, since it is larger than the sum of its proper divisors (2734648938788).

3123201130312 is a wasteful number, since it uses less digits than its factorization.

3123201130312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123196656 (or 123196652 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 3123201130312 its reverse (2130311023213), we get a palindrome (5253512153525).

The spelling of 3123201130312 in words is "three trillion, one hundred twenty-three billion, two hundred one million, one hundred thirty thousand, three hundred twelve".