20334100312 has 32 divisors (see below), whose sum is σ = 38787480000. Its totient is φ = 9990904608.

The previous prime is 20334100273. The next prime is 20334100331. The reversal of 20334100312 is 21300143302.

It is a self number, because there is not a number n which added to its sum of digits gives 20334100312.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1531639 + ... + 1544857.

It is an arithmetic number, because the mean of its divisors is an integer number (1212108750).

Almost surely, 2^20334100312 is an apocalyptic number.

It is an amenable number.

20334100312 is a deficient number, since it is larger than the sum of its proper divisors (18453379688).

20334100312 is a wasteful number, since it uses less digits than its factorization.

20334100312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16543 (or 16539 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 20334100312 its reverse (21300143302), we get a palindrome (41634243614).

Subtracting 20334100312 from its reverse (21300143302), we obtain a triangular number (966042990 = T₄₃₉₅₅).

The spelling of 20334100312 in words is "twenty billion, three hundred thirty-four million, one hundred thousand, three hundred twelve".