1121110312110 has 16 divisors (see below), whose sum is σ = 2690664749136. Its totient is φ = 298962749888.

The previous prime is 1121110312109. The next prime is 1121110312141. The reversal of 1121110312110 is 112130111211.

It is a super-2 number, since 2×1121110312110² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1121110312110.

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 7 ways as a sum of consecutive naturals, for example, 18685171839 + ... + 18685171898.

It is an arithmetic number, because the mean of its divisors is an integer number (168166546821).

Almost surely, 2^{1121110312110} is an apocalyptic number.

1121110312110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121110312110 is an abundant number, since it is smaller than the sum of its proper divisors (1569554437026).

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

1121110312110 is a wasteful number, since it uses less digits than its factorization.

1121110312110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37370343747.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 1121110312110 its reverse (112130111211), we get a palindrome (1233240423321).

It can be divided in two parts, 1121 and 110312110, that added together give a triangular number (110313231 = T₁₄₈₅₃).

The spelling of 1121110312110 in words is "one trillion, one hundred twenty-one billion, one hundred ten million, three hundred twelve thousand, one hundred ten".