112121112221011 has 8 divisors (see below), whose sum is σ = 112771667162880. Its totient is φ = 111470825946312.

The previous prime is 112121112221009. The next prime is 112121112221039. The reversal of 112121112221011 is 110122211121211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 112121112221011 - 2¹ = 112121112221009 is a prime.

It is a super-2 number, since 2×112121112221011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112121112221011.

It is not an unprimeable number, because it can be changed into a prime (112121112221071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66329695 + ... + 67999048.

It is an arithmetic number, because the mean of its divisors is an integer number (14096458395360).

Almost surely, 2^{112121112221011} is an apocalyptic number.

112121112221011 is a deficient number, since it is larger than the sum of its proper divisors (650554941869).

112121112221011 is a wasteful number, since it uses less digits than its factorization.

112121112221011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134333585.

The product of its (nonzero) digits is 32, while the sum is 19.

Adding to 112121112221011 its reverse (110122211121211), we get a palindrome (222243323342222).

The spelling of 112121112221011 in words is "one hundred twelve trillion, one hundred twenty-one billion, one hundred twelve million, two hundred twenty-one thousand, eleven".