20004311026211 has 2 divisors, whose sum is σ = 20004311026212. Its totient is φ = 20004311026210.

The previous prime is 20004311026109. The next prime is 20004311026237. The reversal of 20004311026211 is 11262011340002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20004311026211 - 2¹⁴ = 20004311009827 is a prime.

It is not a weakly prime, because it can be changed into another prime (20000311026211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10002155513105 + 10002155513106.

It is an arithmetic number, because the mean of its divisors is an integer number (10002155513106).

Almost surely, 2^{20004311026211} is an apocalyptic number.

20004311026211 is a deficient number, since it is larger than the sum of its proper divisors (1).

20004311026211 is an equidigital number, since it uses as much as digits as its factorization.

20004311026211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 20004311026211 its reverse (11262011340002), we get a palindrome (31266322366213).

The spelling of 20004311026211 in words is "twenty trillion, four billion, three hundred eleven million, twenty-six thousand, two hundred eleven".