222212022110111 has 8 divisors (see below), whose sum is σ = 252952815682944. Its totient is φ = 193227845312920.

The previous prime is 222212022110083. The next prime is 222212022110147. The reversal of 222212022110111 is 111011220212222.

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

It is not a de Polignac number, because 222212022110111 - 2⁶ = 222212022110047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222212022110191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 439154193641 + ... + 439154194146.

It is an arithmetic number, because the mean of its divisors is an integer number (31619101960368).

Almost surely, 2^{222212022110111} is an apocalyptic number.

222212022110111 is a deficient number, since it is larger than the sum of its proper divisors (30740793572833).

222212022110111 is a wasteful number, since it uses less digits than its factorization.

222212022110111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878308387821.

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

Adding to 222212022110111 its reverse (111011220212222), we get a palindrome (333223242322333).

The spelling of 222212022110111 in words is "two hundred twenty-two trillion, two hundred twelve billion, twenty-two million, one hundred ten thousand, one hundred eleven".