22002001222 has 8 divisors (see below), whose sum is σ = 34944354936. Its totient is φ = 10353882912.

The previous prime is 22002001207. The next prime is 22002001243. The reversal of 22002001222 is 22210020022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 323558808 + ... + 323558875.

It is an arithmetic number, because the mean of its divisors is an integer number (4368044367).

Almost surely, 2^22002001222 is an apocalyptic number.

22002001222 is a deficient number, since it is larger than the sum of its proper divisors (12942353714).

22002001222 is a wasteful number, since it uses less digits than its factorization.

22002001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647117702.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 22002001222 its reverse (22210020022), we get a palindrome (44212021244).

The spelling of 22002001222 in words is "twenty-two billion, two million, one thousand, two hundred twenty-two".