20200113221013 has 32 divisors (see below), whose sum is σ = 32646907776000. Its totient is φ = 12242395306800.

The previous prime is 20200113220999. The next prime is 20200113221021. The reversal of 20200113221013 is 31012231100202.

It is not a de Polignac number, because 20200113221013 - 2⁶ = 20200113220949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20200113221413) 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 31 ways as a sum of consecutive naturals, for example, 58446888 + ... + 58791486.

It is an arithmetic number, because the mean of its divisors is an integer number (1020215868000).

Almost surely, 2^{20200113221013} is an apocalyptic number.

It is an amenable number.

20200113221013 is a deficient number, since it is larger than the sum of its proper divisors (12446794554987).

20200113221013 is a wasteful number, since it uses less digits than its factorization.

20200113221013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541990 (or 541984 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 20200113221013 its reverse (31012231100202), we get a palindrome (51212344321215).

The spelling of 20200113221013 in words is "twenty trillion, two hundred billion, one hundred thirteen million, two hundred twenty-one thousand, thirteen".