120231310312 has 16 divisors (see below), whose sum is σ = 230676351840. Its totient is φ = 58717616496.

The previous prime is 120231310291. The next prime is 120231310343. The reversal of 120231310312 is 213013132021.

It is a self number, because there is not a number n which added to its sum of digits gives 120231310312.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174754468 + ... + 174755155.

It is an arithmetic number, because the mean of its divisors is an integer number (14417271990).

Almost surely, 2^120231310312 is an apocalyptic number.

It is an amenable number.

120231310312 is a deficient number, since it is larger than the sum of its proper divisors (110445041528).

120231310312 is a wasteful number, since it uses less digits than its factorization.

120231310312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349509672 (or 349509668 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 120231310312 its reverse (213013132021), we get a palindrome (333244442333).

The spelling of 120231310312 in words is "one hundred twenty billion, two hundred thirty-one million, three hundred ten thousand, three hundred twelve".