20303100112312 has 32 divisors (see below), whose sum is σ = 39741456384000. Its totient is φ = 9705778402144.

The previous prime is 20303100112301. The next prime is 20303100112409. The reversal of 20303100112312 is 21321100130302.

It is a self number, because there is not a number n which added to its sum of digits gives 20303100112312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24592312 + ... + 25404487.

It is an arithmetic number, because the mean of its divisors is an integer number (1241920512000).

Almost surely, 2^{20303100112312} is an apocalyptic number.

It is an amenable number.

20303100112312 is a deficient number, since it is larger than the sum of its proper divisors (19438356271688).

20303100112312 is a wasteful number, since it uses less digits than its factorization.

20303100112312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49999035 (or 49999031 counting only the distinct ones).

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

Adding to 20303100112312 its reverse (21321100130302), we get a palindrome (41624200242614).

The spelling of 20303100112312 in words is "twenty trillion, three hundred three billion, one hundred million, one hundred twelve thousand, three hundred twelve".