1122110111112 has 16 divisors (see below), whose sum is σ = 2805275277840. Its totient is φ = 374036703696.

The previous prime is 1122110111077. The next prime is 1122110111267. The reversal of 1122110111112 is 2111110112211.

It is a super-2 number, since 2×1122110111112² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1122110111091 and 1122110111100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23377293958 + ... + 23377294005.

It is an arithmetic number, because the mean of its divisors is an integer number (175329704865).

Almost surely, 2^{1122110111112} is an apocalyptic number.

1122110111112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1122110111112 is an abundant number, since it is smaller than the sum of its proper divisors (1683165166728).

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

1122110111112 is a wasteful number, since it uses less digits than its factorization.

1122110111112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46754587972 (or 46754587968 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 1122110111112 its reverse (2111110112211), we get a palindrome (3233220223323).

The spelling of 1122110111112 in words is "one trillion, one hundred twenty-two billion, one hundred ten million, one hundred eleven thousand, one hundred twelve".