20053340311 has 2 divisors, whose sum is σ = 20053340312. Its totient is φ = 20053340310.

The previous prime is 20053340287. The next prime is 20053340317. The reversal of 20053340311 is 11304335002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20053340311 - 2¹⁵ = 20053307543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20053340317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10026670155 + 10026670156.

It is an arithmetic number, because the mean of its divisors is an integer number (10026670156).

Almost surely, 2^20053340311 is an apocalyptic number.

20053340311 is a deficient number, since it is larger than the sum of its proper divisors (1).

20053340311 is an equidigital number, since it uses as much as digits as its factorization.

20053340311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 22.

Adding to 20053340311 its reverse (11304335002), we get a palindrome (31357675313).

The spelling of 20053340311 in words is "twenty billion, fifty-three million, three hundred forty thousand, three hundred eleven".