20848211 has 2 divisors, whose sum is σ = 20848212. Its totient is φ = 20848210.

The previous prime is 20848199. The next prime is 20848231. The reversal of 20848211 is 11284802.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20848211 - 2⁶ = 20848147 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (20848231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10424105 + 10424106.

It is an arithmetic number, because the mean of its divisors is an integer number (10424106).

Almost surely, 2^20848211 is an apocalyptic number.

20848211 is a deficient number, since it is larger than the sum of its proper divisors (1).

20848211 is an equidigital number, since it uses as much as digits as its factorization.

20848211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1024, while the sum is 26.

The square root of 20848211 is about 4565.9841217420. The cubic root of 20848211 is about 275.2260884529.

The spelling of 20848211 in words is "twenty million, eight hundred forty-eight thousand, two hundred eleven".