222921990567 has 16 divisors (see below), whose sum is σ = 330409427680. Its totient is φ = 148545078336.

The previous prime is 222921990509. The next prime is 222921990569. The reversal of 222921990567 is 765099129222.

It is not a de Polignac number, because 222921990567 - 2¹² = 222921986471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222921990569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1874068 + ... + 1989465.

It is an arithmetic number, because the mean of its divisors is an integer number (20650589230).

Almost surely, 2^222921990567 is an apocalyptic number.

222921990567 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

222921990567 is a deficient number, since it is larger than the sum of its proper divisors (107487437113).

222921990567 is a wasteful number, since it uses less digits than its factorization.

222921990567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3865679 (or 3865673 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 54.

The spelling of 222921990567 in words is "two hundred twenty-two billion, nine hundred twenty-one million, nine hundred ninety thousand, five hundred sixty-seven".