2112002222222 has 4 divisors (see below), whose sum is σ = 3168003333336. Its totient is φ = 1056001111110.

The previous prime is 2112002222203. The next prime is 2112002222227. The reversal of 2112002222222 is 2222222002112.

It is a semiprime because it is the product of two primes.

2112002222222 is a modest number, since divided by 2222222 gives 211200 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 2112002222194 and 2112002222203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112002222227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528000555554 + ... + 528000555557.

It is an arithmetic number, because the mean of its divisors is an integer number (792000833334).

Almost surely, 2^{2112002222222} is an apocalyptic number.

2112002222222 is a deficient number, since it is larger than the sum of its proper divisors (1056001111114).

2112002222222 is a wasteful number, since it uses less digits than its factorization.

2112002222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056001111113.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 2112002222222 its reverse (2222222002112), we get a palindrome (4334224224334).

The spelling of 2112002222222 in words is "two trillion, one hundred twelve billion, two million, two hundred twenty-two thousand, two hundred twenty-two".