112012121104 has 30 divisors (see below), whose sum is σ = 235001767146. Its totient is φ = 51697900800.

The previous prime is 112012121033. The next prime is 112012121113. The reversal of 112012121104 is 401121210211.

It can be written as a sum of positive squares in 3 ways, for example, as 15067071504 + 96945049600 = 122748^2 + 311360^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20709597 + ... + 20715004.

Almost surely, 2^112012121104 is an apocalyptic number.

It is an amenable number.

112012121104 is an abundant number, since it is smaller than the sum of its proper divisors (122989646042).

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

112012121104 is a wasteful number, since it uses less digits than its factorization.

112012121104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41424635 (or 41424616 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 112012121104 its reverse (401121210211), we get a palindrome (513133331315).

The spelling of 112012121104 in words is "one hundred twelve billion, twelve million, one hundred twenty-one thousand, one hundred four".