20333030202013 has 4 divisors (see below), whose sum is σ = 20534347332828. Its totient is φ = 20131713071200.

The previous prime is 20333030201879. The next prime is 20333030202053. The reversal of 20333030202013 is 31020203033302.

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 13958278822084 + 6374751379929 = 3736078^2 + 2524827^2 .

It is a cyclic number.

It is not a de Polignac number, because 20333030202013 - 2²⁵ = 20332996647581 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 (20333030202053) 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, 100658565256 + ... + 100658565457.

It is an arithmetic number, because the mean of its divisors is an integer number (5133586833207).

Almost surely, 2^{20333030202013} is an apocalyptic number.

It is an amenable number.

20333030202013 is a deficient number, since it is larger than the sum of its proper divisors (201317130815).

20333030202013 is a wasteful number, since it uses less digits than its factorization.

20333030202013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201317130814.

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 20333030202013 its reverse (31020203033302), we get a palindrome (51353233235315).

The spelling of 20333030202013 in words is "twenty trillion, three hundred thirty-three billion, thirty million, two hundred two thousand, thirteen".