111210220110022 has 48 divisors (see below), whose sum is σ = 189286462503936. Its totient is φ = 48916180407600.

The previous prime is 111210220110001. The next prime is 111210220110091. The reversal of 111210220110022 is 220011022012111.

It is a junction number, because it is equal to n+sod(n) for n = 111210220109978 and 111210220110005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 113444823 + ... + 114420925.

It is an arithmetic number, because the mean of its divisors is an integer number (3943467968832).

Almost surely, 2^{111210220110022} is an apocalyptic number.

111210220110022 is a deficient number, since it is larger than the sum of its proper divisors (78076242393914).

111210220110022 is a wasteful number, since it uses less digits than its factorization.

111210220110022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 991345 (or 991334 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 111210220110022 its reverse (220011022012111), we get a palindrome (331221242122133).

The spelling of 111210220110022 in words is "one hundred eleven trillion, two hundred ten billion, two hundred twenty million, one hundred ten thousand, twenty-two".