111110214122 has 4 divisors (see below), whose sum is σ = 166665321186. Its totient is φ = 55555107060.

The previous prime is 111110214107. The next prime is 111110214151. The reversal of 111110214122 is 221412011111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 97749397201 + 13360816921 = 312649^2 + 115589^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 111110214122.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 27777553529 + ... + 27777553532.

Almost surely, 2^111110214122 is an apocalyptic number.

111110214122 is a deficient number, since it is larger than the sum of its proper divisors (55555107064).

111110214122 is an equidigital number, since it uses as much as digits as its factorization.

111110214122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55555107063.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 111110214122 its reverse (221412011111), we get a palindrome (332522225233).

The spelling of 111110214122 in words is "one hundred eleven billion, one hundred ten million, two hundred fourteen thousand, one hundred twenty-two".