20210001120013 has 2 divisors, whose sum is σ = 20210001120014. Its totient is φ = 20210001120012.

The previous prime is 20210001119983. The next prime is 20210001120143. The reversal of 20210001120013 is 31002110001202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20208953820969 + 1047299044 = 4495437^2 + 32362^2 .

It is a cyclic number.

It is not a de Polignac number, because 20210001120013 - 2¹⁷ = 20210000988941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20210001119975 and 20210001120002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20210001129013) by changing a digit.

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 as a sum of consecutive naturals, namely, 10105000560006 + 10105000560007.

It is an arithmetic number, because the mean of its divisors is an integer number (10105000560007).

Almost surely, 2^{20210001120013} is an apocalyptic number.

It is an amenable number.

20210001120013 is a deficient number, since it is larger than the sum of its proper divisors (1).

20210001120013 is an equidigital number, since it uses as much as digits as its factorization.

20210001120013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 20210001120013 its reverse (31002110001202), we get a palindrome (51212111121215).

The spelling of 20210001120013 in words is "twenty trillion, two hundred ten billion, one million, one hundred twenty thousand, thirteen".