20350245211 has 2 divisors, whose sum is σ = 20350245212. Its totient is φ = 20350245210.

The previous prime is 20350245193. The next prime is 20350245217. The reversal of 20350245211 is 11254205302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20350245211 - 2¹⁷ = 20350114139 is a prime.

It is not a weakly prime, because it can be changed into another prime (20350245217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10175122605 + 10175122606.

It is an arithmetic number, because the mean of its divisors is an integer number (10175122606).

Almost surely, 2^20350245211 is an apocalyptic number.

20350245211 is a deficient number, since it is larger than the sum of its proper divisors (1).

20350245211 is an equidigital number, since it uses as much as digits as its factorization.

20350245211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2400, while the sum is 25.

The spelling of 20350245211 in words is "twenty billion, three hundred fifty million, two hundred forty-five thousand, two hundred eleven".