111201100222222 has 64 divisors (see below), whose sum is σ = 177563860810560. Its totient is φ = 52146876902400.

The previous prime is 111201100222207. The next prime is 111201100222241. The reversal of 111201100222222 is 222222001102111.

It is a self number, because there is not a number n which added to its sum of digits gives 111201100222222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 773119072 + ... + 773262892.

It is an arithmetic number, because the mean of its divisors is an integer number (2774435325165).

Almost surely, 2^{111201100222222} is an apocalyptic number.

111201100222222 is a deficient number, since it is larger than the sum of its proper divisors (66362760588338).

111201100222222 is a wasteful number, since it uses less digits than its factorization.

111201100222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146629.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 111201100222222 its reverse (222222001102111), we get a palindrome (333423101324333).

The spelling of 111201100222222 in words is "one hundred eleven trillion, two hundred one billion, one hundred million, two hundred twenty-two thousand, two hundred twenty-two".