222112002 has 24 divisors (see below), whose sum is σ = 516751056. Its totient is φ = 63460488.

The previous prime is 222112001. The next prime is 222112003. The reversal of 222112002 is 200211222.

It is an interprime number because it is at equal distance from previous prime (222112001) and next prime (222112003).

It is not an unprimeable number, because it can be changed into a prime (222112001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 377448 + ... + 378035.

It is an arithmetic number, because the mean of its divisors is an integer number (21531294).

Almost surely, 2^222112002 is an apocalyptic number.

222112002 is an abundant number, since it is smaller than the sum of its proper divisors (294639054).

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

222112002 is a wasteful number, since it uses less digits than its factorization.

222112002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755502 (or 755495 counting only the distinct ones).

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

The square root of 222112002 is about 14903.4224928370. The cubic root of 222112002 is about 605.6067059986.

Adding to 222112002 its reverse (200211222), we get a palindrome (422323224).

The spelling of 222112002 in words is "two hundred twenty-two million, one hundred twelve thousand, two".