201330013120013 has 4 divisors (see below), whose sum is σ = 202373173809948. Its totient is φ = 200286852430080.

The previous prime is 201330013119979. The next prime is 201330013120099. The reversal of 201330013120013 is 310021310033102.

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 22270876955209 + 179059136164804 = 4719203^2 + 13381298^2 .

It is a cyclic number.

It is not a de Polignac number, because 201330013120013 - 2³⁸ = 201055135213069 is a prime.

It is a super-2 number, since 2×201330013120013² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201330013120213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 521580344678 + ... + 521580345063.

It is an arithmetic number, because the mean of its divisors is an integer number (50593293452487).

Almost surely, 2^{201330013120013} is an apocalyptic number.

It is an amenable number.

201330013120013 is a deficient number, since it is larger than the sum of its proper divisors (1043160689935).

201330013120013 is a wasteful number, since it uses less digits than its factorization.

201330013120013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043160689934.

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

Adding to 201330013120013 its reverse (310021310033102), we get a palindrome (511351323153115).

The spelling of 201330013120013 in words is "two hundred one trillion, three hundred thirty billion, thirteen million, one hundred twenty thousand, thirteen".