20201200120312 has 16 divisors (see below), whose sum is σ = 38356709090400. Its totient is φ = 9972744362880.

The previous prime is 20201200120291. The next prime is 20201200120357. The reversal of 20201200120312 is 21302100210202.

It is a happy number.

It is a congruent number.

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, 15981961489 + ... + 15981962752.

It is an arithmetic number, because the mean of its divisors is an integer number (2397294318150).

Almost surely, 2^{20201200120312} is an apocalyptic number.

It is an amenable number.

20201200120312 is a deficient number, since it is larger than the sum of its proper divisors (18155508970088).

20201200120312 is a wasteful number, since it uses less digits than its factorization.

20201200120312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31963924326 (or 31963924322 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 20201200120312 its reverse (21302100210202), we get a palindrome (41503300330514).

The spelling of 20201200120312 in words is "twenty trillion, two hundred one billion, two hundred million, one hundred twenty thousand, three hundred twelve".