110121002112 has 64 divisors (see below), whose sum is σ = 319100643360. Its totient is φ = 33369999360.

The previous prime is 110121002099. The next prime is 110121002171. The reversal of 110121002112 is 211200121011.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×110121002112² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 13030933 + ... + 13039380.

Almost surely, 2^110121002112 is an apocalyptic number.

110121002112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

110121002112 is an abundant number, since it is smaller than the sum of its proper divisors (208979641248).

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

110121002112 is a wasteful number, since it uses less digits than its factorization.

110121002112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26070341 (or 26070329 counting only the distinct ones).

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

Adding to 110121002112 its reverse (211200121011), we get a palindrome (321321123123).

The spelling of 110121002112 in words is "one hundred ten billion, one hundred twenty-one million, two thousand, one hundred twelve".