111012223234 has 16 divisors (see below), whose sum is σ = 181922358240. Its totient is φ = 50386214560.

The previous prime is 111012223207. The next prime is 111012223249. The reversal of 111012223234 is 432322210111.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3678979 + ... + 3709030.

It is an arithmetic number, because the mean of its divisors is an integer number (11370147390).

Almost surely, 2^111012223234 is an apocalyptic number.

111012223234 is a deficient number, since it is larger than the sum of its proper divisors (70910135006).

111012223234 is a wasteful number, since it uses less digits than its factorization.

111012223234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7388705.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 111012223234 its reverse (432322210111), we get a palindrome (543334433345).

The spelling of 111012223234 in words is "one hundred eleven billion, twelve million, two hundred twenty-three thousand, two hundred thirty-four".