2112022222222 has 32 divisors (see below), whose sum is σ = 3549069748224. Its totient is φ = 934393197600.

The previous prime is 2112022222201. The next prime is 2112022222237. The reversal of 2112022222222 is 2222222202112.

It is a Harshad number since it is a multiple of its sum of digits (22).

2112022222222 is a modest number, since divided by 2222222 gives 211202 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 2112022222193 and 2112022222202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5455318 + ... + 5829625.

It is an arithmetic number, because the mean of its divisors is an integer number (110908429632).

Almost surely, 2^{2112022222222} is an apocalyptic number.

2112022222222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2112022222222 is a deficient number, since it is larger than the sum of its proper divisors (1437047526002).

2112022222222 is a wasteful number, since it uses less digits than its factorization.

2112022222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11285184.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 2112022222222 its reverse (2222222202112), we get a palindrome (4334244424334).

The spelling of 2112022222222 in words is "two trillion, one hundred twelve billion, twenty-two million, two hundred twenty-two thousand, two hundred twenty-two".