2221202466 has 32 divisors (see below), whose sum is σ = 5641150080. Its totient is φ = 634629168.

The previous prime is 2221202419. The next prime is 2221202471. The reversal of 2221202466 is 6642021222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2937721 + ... + 2938476.

It is an arithmetic number, because the mean of its divisors is an integer number (176285940).

Almost surely, 2^2221202466 is an apocalyptic number.

2221202466 is an abundant number, since it is smaller than the sum of its proper divisors (3419947614).

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

2221202466 is a wasteful number, since it uses less digits than its factorization.

2221202466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5876215 (or 5876209 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 2221202466 is about 47129.6346898637. The cubic root of 2221202466 is about 1304.7562393169.

Adding to 2221202466 its reverse (6642021222), we get a palindrome (8863223688).

The spelling of 2221202466 in words is "two billion, two hundred twenty-one million, two hundred two thousand, four hundred sixty-six".