110121212112 has 40 divisors (see below), whose sum is σ = 292168445856. Its totient is φ = 35714987136.

The previous prime is 110121212099. The next prime is 110121212183. The reversal of 110121212112 is 211212121011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 110121212091 and 110121212100.

It is a congruent number.

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, 31000818 + ... + 31004369.

Almost surely, 2^110121212112 is an apocalyptic number.

110121212112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

110121212112 is an abundant number, since it is smaller than the sum of its proper divisors (182047233744).

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

110121212112 is a wasteful number, since it uses less digits than its factorization.

110121212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62005235 (or 62005229 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 110121212112 its reverse (211212121011), we get a palindrome (321333333123).

The spelling of 110121212112 in words is "one hundred ten billion, one hundred twenty-one million, two hundred twelve thousand, one hundred twelve".