111112211101222 has 8 divisors (see below), whose sum is σ = 169155903467736. Its totient is φ = 54726909945312.

The previous prime is 111112211101207. The next prime is 111112211101261. The reversal of 111112211101222 is 222101112211111.

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

It is a self number, because there is not a number n which added to its sum of digits gives 111112211101222.

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, 414597802483 + ... + 414597802750.

It is an arithmetic number, because the mean of its divisors is an integer number (21144487933467).

Almost surely, 2^{111112211101222} is an apocalyptic number.

111112211101222 is a deficient number, since it is larger than the sum of its proper divisors (58043692366514).

111112211101222 is an equidigital number, since it uses as much as digits as its factorization.

111112211101222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 829195605302.

The product of its (nonzero) digits is 32, while the sum is 19.

Adding to 111112211101222 its reverse (222101112211111), we get a palindrome (333213323312333).

The spelling of 111112211101222 in words is "one hundred eleven trillion, one hundred twelve billion, two hundred eleven million, one hundred one thousand, two hundred twenty-two".