20324202121388 has 12 divisors (see below), whose sum is σ = 38800749504552. Its totient is φ = 9238273691520.

The previous prime is 20324202121387. The next prime is 20324202121417. The reversal of 20324202121388 is 88312120242302.

20324202121388 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (20324202121387) 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 3 ways as a sum of consecutive naturals, for example, 230956842245 + ... + 230956842332.

It is an arithmetic number, because the mean of its divisors is an integer number (3233395792046).

Almost surely, 2^{20324202121388} is an apocalyptic number.

It is an amenable number.

20324202121388 is a deficient number, since it is larger than the sum of its proper divisors (18476547383164).

20324202121388 is a wasteful number, since it uses less digits than its factorization.

20324202121388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461913684592 (or 461913684590 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 38.

The spelling of 20324202121388 in words is "twenty trillion, three hundred twenty-four billion, two hundred two million, one hundred twenty-one thousand, three hundred eighty-eight".