20002013322013 has 32 divisors (see below), whose sum is σ = 21462294159360. Its totient is φ = 18592248121920.

The previous prime is 20002013321977. The next prime is 20002013322037. The reversal of 20002013322013 is 31022331020002.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20002013322013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20002013322043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2950581258 + ... + 2950588036.

It is an arithmetic number, because the mean of its divisors is an integer number (670696692480).

Almost surely, 2^{20002013322013} is an apocalyptic number.

20002013322013 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

20002013322013 is a deficient number, since it is larger than the sum of its proper divisors (1460280837347).

20002013322013 is a wasteful number, since it uses less digits than its factorization.

20002013322013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10617.

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

Adding to 20002013322013 its reverse (31022331020002), we get a palindrome (51024344342015).

The spelling of 20002013322013 in words is "twenty trillion, two billion, thirteen million, three hundred twenty-two thousand, thirteen".