222221212100089 has 2 divisors, whose sum is σ = 222221212100090. Its totient is φ = 222221212100088.

The previous prime is 222221212100081. The next prime is 222221212100131. The reversal of 222221212100089 is 980001212122222.

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., 198344746914064 + 23876465186025 = 14083492^2 + 4886355^2 .

It is a cyclic number.

It is not a de Polignac number, because 222221212100089 - 2³ = 222221212100081 is a prime.

It is not a weakly prime, because it can be changed into another prime (222221212100081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111110606050044 + 111110606050045.

It is an arithmetic number, because the mean of its divisors is an integer number (111110606050045).

Almost surely, 2^{222221212100089} is an apocalyptic number.

It is an amenable number.

222221212100089 is a deficient number, since it is larger than the sum of its proper divisors (1).

222221212100089 is an equidigital number, since it uses as much as digits as its factorization.

222221212100089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 34.

The spelling of 222221212100089 in words is "two hundred twenty-two trillion, two hundred twenty-one billion, two hundred twelve million, one hundred thousand, eighty-nine".