1122001012112 has 80 divisors (see below), whose sum is σ = 2446887139200. Its totient is φ = 495258163200.

The previous prime is 1122001012081. The next prime is 1122001012133. The reversal of 1122001012112 is 2112101002211.

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 15 ways as a sum of consecutive naturals, for example, 552812 + ... + 1596747.

It is an arithmetic number, because the mean of its divisors is an integer number (30586089240).

Almost surely, 2^{1122001012112} is an apocalyptic number.

It is an amenable number.

1122001012112 is an abundant number, since it is smaller than the sum of its proper divisors (1324886127088).

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

1122001012112 is a wasteful number, since it uses less digits than its factorization.

1122001012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2149704 (or 2149698 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1122001012112 its reverse (2112101002211), we get a palindrome (3234102014323).

Subtracting 1122001012112 from its reverse (2112101002211), we obtain a palindrome (990099990099).

The spelling of 1122001012112 in words is "one trillion, one hundred twenty-two billion, one million, twelve thousand, one hundred twelve".