20230133203013 has 4 divisors (see below), whose sum is σ = 20248244335020. Its totient is φ = 20212022071008.

The previous prime is 20230133203009. The next prime is 20230133203031. The reversal of 20230133203013 is 31030233103202.

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 4145365224289 + 16084767978724 = 2036017^2 + 4010582^2 .

It is a cyclic number.

It is not a de Polignac number, because 20230133203013 - 2² = 20230133203009 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20230133203013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20230133203003) 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, 9055564328 + ... + 9055566561.

It is an arithmetic number, because the mean of its divisors is an integer number (5062061083755).

Almost surely, 2^{20230133203013} is an apocalyptic number.

It is an amenable number.

20230133203013 is a deficient number, since it is larger than the sum of its proper divisors (18111132007).

20230133203013 is a wasteful number, since it uses less digits than its factorization.

20230133203013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18111132006.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 20230133203013 its reverse (31030233103202), we get a palindrome (51260366306215).

The spelling of 20230133203013 in words is "twenty trillion, two hundred thirty billion, one hundred thirty-three million, two hundred three thousand, thirteen".