112220221122111 has 8 divisors (see below), whose sum is σ = 149631798125104. Its totient is φ = 74811062433600.

The previous prime is 112220221122103. The next prime is 112220221122143. The reversal of 112220221122111 is 111221122022211.

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

It is not a de Polignac number, because 112220221122111 - 2³ = 112220221122103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112220221122011) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 604470340 + ... + 604655961.

It is an arithmetic number, because the mean of its divisors is an integer number (18703974765638).

Almost surely, 2^{112220221122111} is an apocalyptic number.

112220221122111 is a deficient number, since it is larger than the sum of its proper divisors (37411577002993).

112220221122111 is a wasteful number, since it uses less digits than its factorization.

112220221122111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1209157241.

The product of its (nonzero) digits is 128, while the sum is 21.

Adding to 112220221122111 its reverse (111221122022211), we get a palindrome (223441343144322).

The spelling of 112220221122111 in words is "one hundred twelve trillion, two hundred twenty billion, two hundred twenty-one million, one hundred twenty-two thousand, one hundred eleven".