2002112222 has 48 divisors (see below), whose sum is σ = 3362325120. Its totient is φ = 893304720.

The previous prime is 2002112221. The next prime is 2002112239. The reversal of 2002112222 is 2222112002.

It is a junction number, because it is equal to n+sod(n) for n = 2002112197 and 2002112206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002112221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5282429 + ... + 5282807.

It is an arithmetic number, because the mean of its divisors is an integer number (70048440).

Almost surely, 2^2002112222 is an apocalyptic number.

2002112222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2002112222 is a deficient number, since it is larger than the sum of its proper divisors (1360212898).

2002112222 is a wasteful number, since it uses less digits than its factorization.

2002112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749 (or 738 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 2002112222 is about 44744.9686780536. The cubic root of 2002112222 is about 1260.3644326710.

Adding to 2002112222 its reverse (2222112002), we get a palindrome (4224224224).

The spelling of 2002112222 in words is "two billion, two million, one hundred twelve thousand, two hundred twenty-two".