2002321222 has 16 divisors (see below), whose sum is σ = 3286260432. Its totient is φ = 907441920.

The previous prime is 2002321151. The next prime is 2002321229. The reversal of 2002321222 is 2221232002.

It is a junction number, because it is equal to n+sod(n) for n = 2002321196 and 2002321205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002321229) 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, 127623 + ... + 142450.

It is an arithmetic number, because the mean of its divisors is an integer number (205391277).

Almost surely, 2^2002321222 is an apocalyptic number.

2002321222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2002321222 is a deficient number, since it is larger than the sum of its proper divisors (1283939210).

2002321222 is a wasteful number, since it uses less digits than its factorization.

2002321222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270423.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2002321222 is about 44747.3040752178. The cubic root of 2002321222 is about 1260.4082875222.

Adding to 2002321222 its reverse (2221232002), we get a palindrome (4223553224).

The spelling of 2002321222 in words is "two billion, two million, three hundred twenty-one thousand, two hundred twenty-two".