222023002109 has 2 divisors, whose sum is σ = 222023002110. Its totient is φ = 222023002108.

The previous prime is 222023002079. The next prime is 222023002111. The reversal of 222023002109 is 901200320222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 208846258009 + 13176744100 = 456997^2 + 114790^2 .

It is a cyclic number.

It is not a de Polignac number, because 222023002109 - 2¹² = 222022998013 is a prime.

It is a super-3 number, since 3×222023002109³ (a number of 35 digits) contains 333 as substring.

It is a Sophie Germain prime.

Together with 222023002111, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222023002009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111011501054 + 111011501055.

It is an arithmetic number, because the mean of its divisors is an integer number (111011501055).

Almost surely, 2^222023002109 is an apocalyptic number.

It is an amenable number.

222023002109 is a deficient number, since it is larger than the sum of its proper divisors (1).

222023002109 is an equidigital number, since it uses as much as digits as its factorization.

222023002109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The spelling of 222023002109 in words is "two hundred twenty-two billion, twenty-three million, two thousand, one hundred nine".