20005102307612 has 12 divisors (see below), whose sum is σ = 35062541491656. Its totient is φ = 9987233310000.

The previous prime is 20005102307599. The next prime is 20005102307623. The reversal of 20005102307612 is 21670320150002.

It is a happy number.

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 3 ways as a sum of consecutive naturals, for example, 3829458014 + ... + 3829463237.

It is an arithmetic number, because the mean of its divisors is an integer number (2921878457638).

Almost surely, 2^{20005102307612} is an apocalyptic number.

It is an amenable number.

20005102307612 is a deficient number, since it is larger than the sum of its proper divisors (15057439184044).

20005102307612 is a wasteful number, since it uses less digits than its factorization.

20005102307612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7658921908 (or 7658921906 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

Adding to 20005102307612 its reverse (21670320150002), we get a palindrome (41675422457614).

The spelling of 20005102307612 in words is "twenty trillion, five billion, one hundred two million, three hundred seven thousand, six hundred twelve".