222112102121222 has 8 divisors (see below), whose sum is σ = 347653725059376. Its totient is φ = 106227527101432.

The previous prime is 222112102121213. The next prime is 222112102121267. The reversal of 222112102121222 is 222121201211222.

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

It is a Harshad number since it is a multiple of its sum of digits (23).

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, 2414261979533 + ... + 2414261979624.

It is an arithmetic number, because the mean of its divisors is an integer number (43456715632422).

Almost surely, 2^{222112102121222} is an apocalyptic number.

222112102121222 is a deficient number, since it is larger than the sum of its proper divisors (125541622938154).

222112102121222 is a wasteful number, since it uses less digits than its factorization.

222112102121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4828523959182.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 222112102121222 its reverse (222121201211222), we get a palindrome (444233303332444).

The spelling of 222112102121222 in words is "two hundred twenty-two trillion, one hundred twelve billion, one hundred two million, one hundred twenty-one thousand, two hundred twenty-two".