220202010001811 has 2 divisors, whose sum is σ = 220202010001812. Its totient is φ = 220202010001810.

The previous prime is 220202010001793. The next prime is 220202010001817. The reversal of 220202010001811 is 118100010202022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220202010001811 - 2³⁸ = 219927132094867 is a prime.

It is not a weakly prime, because it can be changed into another prime (220202010001817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110101005000905 + 110101005000906.

It is an arithmetic number, because the mean of its divisors is an integer number (110101005000906).

Almost surely, 2^{220202010001811} is an apocalyptic number.

220202010001811 is a deficient number, since it is larger than the sum of its proper divisors (1).

220202010001811 is an equidigital number, since it uses as much as digits as its factorization.

220202010001811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 220202010001811 its reverse (118100010202022), we get a palindrome (338302020203833).

The spelling of 220202010001811 in words is "two hundred twenty trillion, two hundred two billion, ten million, one thousand, eight hundred eleven".