12110111022 has 8 divisors (see below), whose sum is σ = 24220222056. Its totient is φ = 4036703672.

The previous prime is 12110111017. The next prime is 12110111029. The reversal of 12110111022 is 22011101121.

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

12110111022 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 12110110989 and 12110111007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12110111029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1009175913 + ... + 1009175924.

It is an arithmetic number, because the mean of its divisors is an integer number (3027527757).

Almost surely, 2^12110111022 is an apocalyptic number.

12110111022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12110111022 is a wasteful number, since it uses less digits than its factorization.

12110111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2018351842.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12110111022 its reverse (22011101121), we get a palindrome (34121212143).

Subtracting 12110111022 from its reverse (22011101121), we obtain a palindrome (9900990099).

The spelling of 12110111022 in words is "twelve billion, one hundred ten million, one hundred eleven thousand, twenty-two".