111001002212222 has 8 divisors (see below), whose sum is σ = 176295709395936. Its totient is φ = 52235765746912.

The previous prime is 111001002212189. The next prime is 111001002212237. The reversal of 111001002212222 is 222212200100111.

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 (17).

It is a self number, because there is not a number n which added to its sum of digits gives 111001002212222.

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, 1632367679558 + ... + 1632367679625.

It is an arithmetic number, because the mean of its divisors is an integer number (22036963674492).

Almost surely, 2^{111001002212222} is an apocalyptic number.

111001002212222 is a deficient number, since it is larger than the sum of its proper divisors (65294707183714).

111001002212222 is a wasteful number, since it uses less digits than its factorization.

111001002212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3264735359202.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 111001002212222 its reverse (222212200100111), we get a palindrome (333213202312333).

The spelling of 111001002212222 in words is "one hundred eleven trillion, one billion, two million, two hundred twelve thousand, two hundred twenty-two".