222230320002 has 12 divisors (see below), whose sum is σ = 481499026710. Its totient is φ = 74076773328.

The previous prime is 222230319977. The next prime is 222230320009. The reversal of 222230320002 is 200023032222.

It can be written as a sum of positive squares in only one way, i.e., 159280011801 + 62950308201 = 399099^2 + 250899^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 12346128889 = 222230320002 / (2 + 2 + 2 + 2 + 3 + 0 + 3 + 2 + 0 + 0 + 0 + 2).

It is not an unprimeable number, because it can be changed into a prime (222230320009) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6173064427 + ... + 6173064462.

Almost surely, 2^222230320002 is an apocalyptic number.

222230320002 is an abundant number, since it is smaller than the sum of its proper divisors (259268706708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222230320002 is a wasteful number, since it uses less digits than its factorization.

222230320002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12346128897 (or 12346128894 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 222230320002 its reverse (200023032222), we get a palindrome (422253352224).

The spelling of 222230320002 in words is "two hundred twenty-two billion, two hundred thirty million, three hundred twenty thousand, two".