222214520466 has 12 divisors (see below), whose sum is σ = 481464794382. Its totient is φ = 74071506816.

The previous prime is 222214520399. The next prime is 222214520483. The reversal of 222214520466 is 664025412222.

It can be written as a sum of positive squares in only one way, i.e., 216853205625 + 5361314841 = 465675^2 + 73221^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 222214520466.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6172625551 + ... + 6172625586.

Almost surely, 2^222214520466 is an apocalyptic number.

222214520466 is an abundant number, since it is smaller than the sum of its proper divisors (259250273916).

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

222214520466 is a wasteful number, since it uses less digits than its factorization.

222214520466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12345251145 (or 12345251142 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 222214520466 its reverse (664025412222), we get a palindrome (886239932688).

The spelling of 222214520466 in words is "two hundred twenty-two billion, two hundred fourteen million, five hundred twenty thousand, four hundred sixty-six".