120001322312 has 32 divisors (see below), whose sum is σ = 231446436480. Its totient is φ = 58305975360.

The previous prime is 120001322293. The next prime is 120001322317. The reversal of 120001322312 is 213223100021.

It is not an unprimeable number, because it can be changed into a prime (120001322317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1440848 + ... + 1521855.

It is an arithmetic number, because the mean of its divisors is an integer number (7232701140).

Almost surely, 2^120001322312 is an apocalyptic number.

It is an amenable number.

120001322312 is a deficient number, since it is larger than the sum of its proper divisors (111445114168).

120001322312 is a wasteful number, since it uses less digits than its factorization.

120001322312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2962853 (or 2962849 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 120001322312 its reverse (213223100021), we get a palindrome (333224422333).

The spelling of 120001322312 in words is "one hundred twenty billion, one million, three hundred twenty-two thousand, three hundred twelve".