201112101212222 has 8 divisors (see below), whose sum is σ = 301803977197272. Its totient is φ = 100510775479800.

The previous prime is 201112101212159. The next prime is 201112101212233. The reversal of 201112101212222 is 222212101211102.

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 = 201112101212194 and 201112101212203.

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, 22637557604 + ... + 22637566487.

It is an arithmetic number, because the mean of its divisors is an integer number (37725497149659).

Almost surely, 2^{201112101212222} is an apocalyptic number.

201112101212222 is a deficient number, since it is larger than the sum of its proper divisors (100691875985050).

201112101212222 is a wasteful number, since it uses less digits than its factorization.

201112101212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45275126314.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 201112101212222 its reverse (222212101211102), we get a palindrome (423324202423324).

The spelling of 201112101212222 in words is "two hundred one trillion, one hundred twelve billion, one hundred one million, two hundred twelve thousand, two hundred twenty-two".