222012201112222 has 4 divisors (see below), whose sum is σ = 333018301668336. Its totient is φ = 111006100556110.

The previous prime is 222012201112217. The next prime is 222012201112369. The reversal of 222012201112222 is 222211102210222.

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

It is a junction number, because it is equal to n+sod(n) for n = 222012201112193 and 222012201112202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55503050278054 + ... + 55503050278057.

It is an arithmetic number, because the mean of its divisors is an integer number (83254575417084).

Almost surely, 2^{222012201112222} is an apocalyptic number.

222012201112222 is a deficient number, since it is larger than the sum of its proper divisors (111006100556114).

222012201112222 is a wasteful number, since it uses less digits than its factorization.

222012201112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111006100556113.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 222012201112222 its reverse (222211102210222), we get a palindrome (444223303322444).

The spelling of 222012201112222 in words is "two hundred twenty-two trillion, twelve billion, two hundred one million, one hundred twelve thousand, two hundred twenty-two".