20110020220211 has 2 divisors, whose sum is σ = 20110020220212. Its totient is φ = 20110020220210.

The previous prime is 20110020220201. The next prime is 20110020220253. The reversal of 20110020220211 is 11202202001102.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20110020220211 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (20110020220201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10055010110105 + 10055010110106.

It is an arithmetic number, because the mean of its divisors is an integer number (10055010110106).

Almost surely, 2^{20110020220211} is an apocalyptic number.

20110020220211 is a deficient number, since it is larger than the sum of its proper divisors (1).

20110020220211 is an equidigital number, since it uses as much as digits as its factorization.

20110020220211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20110020220211 its reverse (11202202001102), we get a palindrome (31312222221313).

The spelling of 20110020220211 in words is "twenty trillion, one hundred ten billion, twenty million, two hundred twenty thousand, two hundred eleven".