2112102221222 has 8 divisors (see below), whose sum is σ = 3620746664976. Its totient is φ = 905186666232.

The previous prime is 2112102221213. The next prime is 2112102221263. The reversal of 2112102221222 is 2221222012112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2112102221194 and 2112102221203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75432222173 + ... + 75432222200.

It is an arithmetic number, because the mean of its divisors is an integer number (452593333122).

Almost surely, 2^{2112102221222} is an apocalyptic number.

2112102221222 is a deficient number, since it is larger than the sum of its proper divisors (1508644443754).

2112102221222 is a wasteful number, since it uses less digits than its factorization.

2112102221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150864444382.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 2112102221222 its reverse (2221222012112), we get a palindrome (4333324233334).

The spelling of 2112102221222 in words is "two trillion, one hundred twelve billion, one hundred two million, two hundred twenty-one thousand, two hundred twenty-two".