1120112211312 has 80 divisors (see below), whose sum is σ = 3293554928160. Its totient is φ = 364264128000.

The previous prime is 1120112211311. The next prime is 1120112211341. The reversal of 1120112211312 is 2131122110211.

It is a happy number.

1120112211312 is a `hidden beast` number, since 1 + 120 + 11 + 221 + 1 + 312 = 666.

It is a super-2 number, since 2×1120112211312² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120112211311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31602439 + ... + 31637862.

It is an arithmetic number, because the mean of its divisors is an integer number (41169436602).

Almost surely, 2^{1120112211312} is an apocalyptic number.

1120112211312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1120112211312 is an abundant number, since it is smaller than the sum of its proper divisors (2173442716848).

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

1120112211312 is a wasteful number, since it uses less digits than its factorization.

1120112211312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63240359 (or 63240347 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 1120112211312 its reverse (2131122110211), we get a palindrome (3251234321523).

The spelling of 1120112211312 in words is "one trillion, one hundred twenty billion, one hundred twelve million, two hundred eleven thousand, three hundred twelve".