222232112309 has 2 divisors, whose sum is σ = 222232112310. Its totient is φ = 222232112308.

The previous prime is 222232112233. The next prime is 222232112353. The reversal of 222232112309 is 903211232222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141744720100 + 80487392209 = 376490^2 + 283703^2 .

It is a cyclic number.

It is not a de Polignac number, because 222232112309 - 2¹² = 222232108213 is a prime.

It is a super-2 number, since 2×222232112309² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222232192309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111116056154 + 111116056155.

It is an arithmetic number, because the mean of its divisors is an integer number (111116056155).

Almost surely, 2^222232112309 is an apocalyptic number.

It is an amenable number.

222232112309 is a deficient number, since it is larger than the sum of its proper divisors (1).

222232112309 is an equidigital number, since it uses as much as digits as its factorization.

222232112309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 222232112309 in words is "two hundred twenty-two billion, two hundred thirty-two million, one hundred twelve thousand, three hundred nine".