20052211 has 2 divisors, whose sum is σ = 20052212. Its totient is φ = 20052210.

The previous prime is 20052209. The next prime is 20052223. The reversal of 20052211 is 11225002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20052211 - 2¹ = 20052209 is a prime.

Together with 20052209, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 20052191 and 20052200.

It is not a weakly prime, because it can be changed into another prime (20052281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10026105 + 10026106.

It is an arithmetic number, because the mean of its divisors is an integer number (10026106).

Almost surely, 2^20052211 is an apocalyptic number.

20052211 is a deficient number, since it is larger than the sum of its proper divisors (1).

20052211 is an equidigital number, since it uses as much as digits as its factorization.

20052211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 20052211 is about 4477.9695175381. The cubic root of 20052211 is about 271.6777605132.

Adding to 20052211 its reverse (11225002), we get a palindrome (31277213).

The spelling of 20052211 in words is "twenty million, fifty-two thousand, two hundred eleven".