2020021023313 has 4 divisors (see below), whose sum is σ = 2027313518260. Its totient is φ = 2012728528368.

The previous prime is 2020021023301. The next prime is 2020021023329. The reversal of 2020021023313 is 3133201200202.

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

It can be written as a sum of positive squares in 2 ways, for example, as 592827622209 + 1427193401104 = 769953^2 + 1194652^2 .

It is a cyclic number.

It is not a de Polignac number, because 2020021023313 - 2²⁵ = 2019987468881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2020021023613) 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, 3646247058 + ... + 3646247611.

It is an arithmetic number, because the mean of its divisors is an integer number (506828379565).

Almost surely, 2^{2020021023313} is an apocalyptic number.

It is an amenable number.

2020021023313 is a deficient number, since it is larger than the sum of its proper divisors (7292494947).

2020021023313 is an equidigital number, since it uses as much as digits as its factorization.

2020021023313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7292494946.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 2020021023313 its reverse (3133201200202), we get a palindrome (5153222223515).

The spelling of 2020021023313 in words is "two trillion, twenty billion, twenty-one million, twenty-three thousand, three hundred thirteen".