222312230309 has 16 divisors (see below), whose sum is σ = 245913927168. Its totient is φ = 199640572992.

The previous prime is 222312230237. The next prime is 222312230341. The reversal of 222312230309 is 903032213222.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222312230309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222312230909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4732274 + ... + 4779020.

It is an arithmetic number, because the mean of its divisors is an integer number (15369620448).

Almost surely, 2^222312230309 is an apocalyptic number.

It is an amenable number.

222312230309 is a deficient number, since it is larger than the sum of its proper divisors (23601696859).

222312230309 is a wasteful number, since it uses less digits than its factorization.

222312230309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56684.

The product of its (nonzero) digits is 7776, while the sum is 29.

The spelling of 222312230309 in words is "two hundred twenty-two billion, three hundred twelve million, two hundred thirty thousand, three hundred nine".