20001331300213 has 16 divisors (see below), whose sum is σ = 20407966248960. Its totient is φ = 19597894470000.

The previous prime is 20001331300169. The next prime is 20001331300259. The reversal of 20001331300213 is 31200313310002.

It is a cyclic number.

It is not a de Polignac number, because 20001331300213 - 2³⁷ = 19863892346741 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 (20001331300913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156712258 + ... + 156839836.

It is an arithmetic number, because the mean of its divisors is an integer number (1275497890560).

Almost surely, 2^{20001331300213} is an apocalyptic number.

It is an amenable number.

20001331300213 is a deficient number, since it is larger than the sum of its proper divisors (406634948747).

20001331300213 is a wasteful number, since it uses less digits than its factorization.

20001331300213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140088.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 20001331300213 its reverse (31200313310002), we get a palindrome (51201644610215).

The spelling of 20001331300213 in words is "twenty trillion, one billion, three hundred thirty-one million, three hundred thousand, two hundred thirteen".