220112010010001 has 2 divisors, whose sum is σ = 220112010010002. Its totient is φ = 220112010010000.

The previous prime is 220112010009977. The next prime is 220112010010063. The reversal of 220112010010001 is 100010010211022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 208201235472400 + 11910774537601 = 14429180^2 + 3451199^2 .

It is a cyclic number.

It is not a de Polignac number, because 220112010010001 - 2³⁰ = 220110936268177 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (220112010010901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110056005005000 + 110056005005001.

It is an arithmetic number, because the mean of its divisors is an integer number (110056005005001).

Almost surely, 2^{220112010010001} is an apocalyptic number.

It is an amenable number.

220112010010001 is a deficient number, since it is larger than the sum of its proper divisors (1).

220112010010001 is an equidigital number, since it uses as much as digits as its factorization.

220112010010001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 220112010010001 its reverse (100010010211022), we get a palindrome (320122020221023).

The spelling of 220112010010001 in words is "two hundred twenty trillion, one hundred twelve billion, ten million, ten thousand, one".