20042234500312 has 32 divisors (see below), whose sum is σ = 37720149004800. Its totient is φ = 9983532592800.

The previous prime is 20042234500291. The next prime is 20042234500313. The reversal of 20042234500312 is 21300543224002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20042234500313) 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, 36538237 + ... + 37082707.

It is an arithmetic number, because the mean of its divisors is an integer number (1178754656400).

Almost surely, 2^{20042234500312} is an apocalyptic number.

It is an amenable number.

20042234500312 is a deficient number, since it is larger than the sum of its proper divisors (17677914504488).

20042234500312 is a wasteful number, since it uses less digits than its factorization.

20042234500312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561727 (or 561723 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 20042234500312 its reverse (21300543224002), we get a palindrome (41342777724314).

The spelling of 20042234500312 in words is "twenty trillion, forty-two billion, two hundred thirty-four million, five hundred thousand, three hundred twelve".