1122113123112 has 32 divisors (see below), whose sum is σ = 2806001056800. Its totient is φ = 373941941184.

The previous prime is 1122113123069. The next prime is 1122113123129. The reversal of 1122113123112 is 2113213112211.

It is a super-2 number, since 2×1122113123112² (a number of 25 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

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, 5889687 + ... + 6077222.

It is an arithmetic number, because the mean of its divisors is an integer number (87687533025).

Almost surely, 2^{1122113123112} is an apocalyptic number.

1122113123112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1122113123112 is an abundant number, since it is smaller than the sum of its proper divisors (1683887933688).

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

1122113123112 is a wasteful number, since it uses less digits than its factorization.

1122113123112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11970825 (or 11970821 counting only the distinct ones).

The product of its digits is 144, while the sum is 21.

Adding to 1122113123112 its reverse (2113213112211), we get a palindrome (3235326235323).

It can be divided in two parts, 112211 and 3123112, that added together give a palindrome (3235323).

The spelling of 1122113123112 in words is "one trillion, one hundred twenty-two billion, one hundred thirteen million, one hundred twenty-three thousand, one hundred twelve".