222203212764 has 48 divisors (see below), whose sum is σ = 560581418880. Its totient is φ = 68097816000.

The previous prime is 222203212667. The next prime is 222203212783. The reversal of 222203212764 is 467212302222.

It is a congruent number.

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, 2798254 + ... + 2876565.

It is an arithmetic number, because the mean of its divisors is an integer number (11678779560).

Almost surely, 2^222203212764 is an apocalyptic number.

It is an amenable number.

222203212764 is an abundant number, since it is smaller than the sum of its proper divisors (338378206116).

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

222203212764 is a wasteful number, since it uses less digits than its factorization.

222203212764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5675090 (or 5675088 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 33.

Adding to 222203212764 its reverse (467212302222), we get a palindrome (689415514986).

The spelling of 222203212764 in words is "two hundred twenty-two billion, two hundred three million, two hundred twelve thousand, seven hundred sixty-four".