22321002002 has 16 divisors (see below), whose sum is σ = 36059896320. Its totient is φ = 10301174352.

The previous prime is 22321001999. The next prime is 22321002007. The reversal of 22321002002 is 20020012322.

It is a super-3 number, since 3×22321002002³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22321002007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 398543 + ... + 451085.

It is an arithmetic number, because the mean of its divisors is an integer number (2253743520).

Almost surely, 2^22321002002 is an apocalyptic number.

22321002002 is a deficient number, since it is larger than the sum of its proper divisors (13738894318).

22321002002 is a wasteful number, since it uses less digits than its factorization.

22321002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68897.

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 22321002002 its reverse (20020012322), we get a palindrome (42341014324).

The spelling of 22321002002 in words is "twenty-two billion, three hundred twenty-one million, two thousand, two".