2222112112002 has 24 divisors (see below), whose sum is σ = 4814677699884. Its totient is φ = 740688428544.

The previous prime is 2222112111977. The next prime is 2222112112037. The reversal of 2222112112002 is 2002112112222.

It is a happy number.

2222112112002 is a `hidden beast` number, since 222 + 211 + 211 + 20 + 0 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2207836402641 + 14275709361 = 1485879^2 + 119481^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 406203 + ... + 2146910.

Almost surely, 2^{2222112112002} is an apocalyptic number.

2222112112002 is an abundant number, since it is smaller than the sum of its proper divisors (2592565587882).

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

2222112112002 is a wasteful number, since it uses less digits than its factorization.

2222112112002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2601474 (or 2601471 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2222112112002 its reverse (2002112112222), we get a palindrome (4224224224224).

The spelling of 2222112112002 in words is "two trillion, two hundred twenty-two billion, one hundred twelve million, one hundred twelve thousand, two".