111222211001102 has 8 divisors (see below), whose sum is σ = 166896106617456. Its totient is φ = 55590175461952.

The previous prime is 111222211000991. The next prime is 111222211001123. The reversal of 111222211001102 is 201100112222111.

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

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 10465012658 + ... + 10465023285.

It is an arithmetic number, because the mean of its divisors is an integer number (20862013327182).

Almost surely, 2^{111222211001102} is an apocalyptic number.

111222211001102 is a deficient number, since it is larger than the sum of its proper divisors (55673895616354).

111222211001102 is a wasteful number, since it uses less digits than its factorization.

111222211001102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20930038602.

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

Adding to 111222211001102 its reverse (201100112222111), we get a palindrome (312322323223213).

The spelling of 111222211001102 in words is "one hundred eleven trillion, two hundred twenty-two billion, two hundred eleven million, one thousand, one hundred two".