1112020110 has 64 divisors (see below), whose sum is σ = 2973484800. Its totient is φ = 295729056.

The previous prime is 1112020103. The next prime is 1112020121. The reversal of 1112020110 is 110202111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1112020092 and 1112020101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96897 + ... + 107763.

It is an arithmetic number, because the mean of its divisors is an integer number (46460700).

Almost surely, 2^1112020110 is an apocalyptic number.

1112020110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1112020110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1486742400).

1112020110 is an abundant number, since it is smaller than the sum of its proper divisors (1861464690).

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

1112020110 is a wasteful number, since it uses less digits than its factorization.

1112020110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11262 (or 11256 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 1112020110 is about 33346.9655291152. The cubic root of 1112020110 is about 1036.0265387526.

Adding to 1112020110 its reverse (110202111), we get a palindrome (1222222221).

The spelling of 1112020110 in words is "one billion, one hundred twelve million, twenty thousand, one hundred ten".