110112121020 has 96 divisors (see below), whose sum is σ = 339672807936. Its totient is φ = 26429536000.

The previous prime is 110112121019. The next prime is 110112121051. The reversal of 110112121020 is 20121211011.

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

It is a junction number, because it is equal to n+sod(n) for n = 110112120987 and 110112121005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 759264 + ... + 892583.

It is an arithmetic number, because the mean of its divisors is an integer number (3538258416).

Almost surely, 2^110112121020 is an apocalyptic number.

110112121020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110112121020 is an abundant number, since it is smaller than the sum of its proper divisors (229560686916).

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

110112121020 is a wasteful number, since it uses less digits than its factorization.

110112121020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1651971 (or 1651969 counting only the distinct ones).

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

Adding to 110112121020 its reverse (20121211011), we get a palindrome (130233332031).

It can be divided in two parts, 110112 and 121020, that added together give a palindrome (231132).

The spelling of 110112121020 in words is "one hundred ten billion, one hundred twelve million, one hundred twenty-one thousand, twenty".