22211002002 has 16 divisors (see below), whose sum is σ = 50768004672. Its totient is φ = 6346000560.

The previous prime is 22211001983. The next prime is 22211002003. The reversal of 22211002002 is 20020011222.

It is not an unprimeable number, because it can be changed into a prime (22211002003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264416649 + ... + 264416732.

It is an arithmetic number, because the mean of its divisors is an integer number (3173000292).

Almost surely, 2^22211002002 is an apocalyptic number.

22211002002 is an abundant number, since it is smaller than the sum of its proper divisors (28557002670).

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

22211002002 is a wasteful number, since it uses less digits than its factorization.

22211002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528833393.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22211002002 its reverse (20020011222), we get a palindrome (42231013224).

The spelling of 22211002002 in words is "twenty-two billion, two hundred eleven million, two thousand, two".