222302214218 has 24 divisors (see below), whose sum is σ = 388156847364. Its totient is φ = 95207985600.

The previous prime is 222302214217. The next prime is 222302214227. The reversal of 222302214218 is 812412203222.

It can be written as a sum of positive squares in 2 ways, for example, as 221678063929 + 624150289 = 470827^2 + 24983^2 .

It is a super-2 number, since 2×222302214218² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (222302214217) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 620693 + ... + 910968.

Almost surely, 2^222302214218 is an apocalyptic number.

222302214218 is a deficient number, since it is larger than the sum of its proper divisors (165854633146).

222302214218 is a wasteful number, since it uses less digits than its factorization.

222302214218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1533158 (or 1533151 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

The spelling of 222302214218 in words is "two hundred twenty-two billion, three hundred two million, two hundred fourteen thousand, two hundred eighteen".