20013202020757 has 8 divisors (see below), whose sum is σ = 22048748222112. Its totient is φ = 18013683186000.

The previous prime is 20013202020709. The next prime is 20013202020797. The reversal of 20013202020757 is 75702020231002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20013202020757 - 2⁷ = 20013202020629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20013202020797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9006840483 + ... + 9006842704.

It is an arithmetic number, because the mean of its divisors is an integer number (2756093527764).

Almost surely, 2^{20013202020757} is an apocalyptic number.

It is an amenable number.

20013202020757 is a deficient number, since it is larger than the sum of its proper divisors (2035546201355).

20013202020757 is a wasteful number, since it uses less digits than its factorization.

20013202020757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18013683299.

The product of its (nonzero) digits is 11760, while the sum is 31.

Adding to 20013202020757 its reverse (75702020231002), we get a palindrome (95715222251759).

The spelling of 20013202020757 in words is "twenty trillion, thirteen billion, two hundred two million, twenty thousand, seven hundred fifty-seven".