222112022101009 has 2 divisors, whose sum is σ = 222112022101010. Its totient is φ = 222112022101008.

The previous prime is 222112022101001. The next prime is 222112022101051. The reversal of 222112022101009 is 900101220211222.

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., 215417176347409 + 6694845753600 = 14677097^2 + 2587440^2 .

It is a cyclic number.

It is not a de Polignac number, because 222112022101009 - 2³ = 222112022101001 is a prime.

It is a super-2 number, since 2×222112022101009² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (222112022101001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111056011050504 + 111056011050505.

It is an arithmetic number, because the mean of its divisors is an integer number (111056011050505).

Almost surely, 2^{222112022101009} is an apocalyptic number.

It is an amenable number.

222112022101009 is a deficient number, since it is larger than the sum of its proper divisors (1).

222112022101009 is an equidigital number, since it uses as much as digits as its factorization.

222112022101009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 25.

The spelling of 222112022101009 in words is "two hundred twenty-two trillion, one hundred twelve billion, twenty-two million, one hundred one thousand, nine".