20013201303311 has 4 divisors (see below), whose sum is σ = 20013555306432. Its totient is φ = 20012847300192.

The previous prime is 20013201303229. The next prime is 20013201303317. The reversal of 20013201303311 is 11330310231002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20013201303311 - 2¹⁴ = 20013201286927 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 (20013201303317) 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 3 ways as a sum of consecutive naturals, for example, 176916746 + ... + 177029831.

It is an arithmetic number, because the mean of its divisors is an integer number (5003388826608).

Almost surely, 2^{20013201303311} is an apocalyptic number.

20013201303311 is a deficient number, since it is larger than the sum of its proper divisors (354003121).

20013201303311 is an equidigital number, since it uses as much as digits as its factorization.

20013201303311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354003120.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 20013201303311 its reverse (11330310231002), we get a palindrome (31343511534313).

The spelling of 20013201303311 in words is "twenty trillion, thirteen billion, two hundred one million, three hundred three thousand, three hundred eleven".