20313133203053 has 2 divisors, whose sum is σ = 20313133203054. Its totient is φ = 20313133203052.

The previous prime is 20313133203007. The next prime is 20313133203073. The reversal of 20313133203053 is 35030233131302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20303837736484 + 9295466569 = 4505978^2 + 96413^2 .

It is a cyclic number.

It is not a de Polignac number, because 20313133203053 - 2³⁰ = 20312059461229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20313133203073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10156566601526 + 10156566601527.

It is an arithmetic number, because the mean of its divisors is an integer number (10156566601527).

Almost surely, 2^{20313133203053} is an apocalyptic number.

It is an amenable number.

20313133203053 is a deficient number, since it is larger than the sum of its proper divisors (1).

20313133203053 is an equidigital number, since it uses as much as digits as its factorization.

20313133203053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14580, while the sum is 29.

Adding to 20313133203053 its reverse (35030233131302), we get a palindrome (55343366334355).

The spelling of 20313133203053 in words is "twenty trillion, three hundred thirteen billion, one hundred thirty-three million, two hundred three thousand, fifty-three".