220002221101009 has 2 divisors, whose sum is σ = 220002221101010. Its totient is φ = 220002221101008.

The previous prime is 220002221100967. The next prime is 220002221101031. The reversal of 220002221101009 is 900101122200022.

It is an a-pointer prime, because the next prime (220002221101031) can be obtained adding 220002221101009 to its sum of digits (22).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 206202132867600 + 13800088233409 = 14359740^2 + 3714847^2 .

It is a cyclic number.

It is not a de Polignac number, because 220002221101009 - 2⁷ = 220002221100881 is a prime.

It is not a weakly prime, because it can be changed into another prime (220002221101109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110001110550504 + 110001110550505.

It is an arithmetic number, because the mean of its divisors is an integer number (110001110550505).

Almost surely, 2^{220002221101009} is an apocalyptic number.

It is an amenable number.

220002221101009 is a deficient number, since it is larger than the sum of its proper divisors (1).

220002221101009 is an equidigital number, since it uses as much as digits as its factorization.

220002221101009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 220002221101009 in words is "two hundred twenty trillion, two billion, two hundred twenty-one million, one hundred one thousand, nine".