220112220001 has 2 divisors, whose sum is σ = 220112220002. Its totient is φ = 220112220000.

The previous prime is 220112219993. The next prime is 220112220061. The reversal of 220112220001 is 100022211022.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 203625660001 + 16486560000 = 451249^2 + 128400^2 .

It is a cyclic number.

It is not a de Polignac number, because 220112220001 - 2³ = 220112219993 is a prime.

It is not a weakly prime, because it can be changed into another prime (220112220061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110056110000 + 110056110001.

It is an arithmetic number, because the mean of its divisors is an integer number (110056110001).

Almost surely, 2^220112220001 is an apocalyptic number.

It is an amenable number.

220112220001 is a deficient number, since it is larger than the sum of its proper divisors (1).

220112220001 is an equidigital number, since it uses as much as digits as its factorization.

220112220001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 220112220001 its reverse (100022211022), we get a palindrome (320134431023).

The spelling of 220112220001 in words is "two hundred twenty billion, one hundred twelve million, two hundred twenty thousand, one".