112022021121 has 16 divisors (see below), whose sum is σ = 149964440640. Its totient is φ = 74381060160.

The previous prime is 112022021117. The next prime is 112022021159. The reversal of 112022021121 is 121120220211.

It is not a de Polignac number, because 112022021121 - 2² = 112022021117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112022021121.

It is not an unprimeable number, because it can be changed into a prime (112022021161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 697851 + ... + 843231.

It is an arithmetic number, because the mean of its divisors is an integer number (9372777540).

Almost surely, 2^112022021121 is an apocalyptic number.

It is an amenable number.

112022021121 is a deficient number, since it is larger than the sum of its proper divisors (37942419519).

112022021121 is a wasteful number, since it uses less digits than its factorization.

112022021121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146416.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 112022021121 its reverse (121120220211), we get a palindrome (233142241332).

The spelling of 112022021121 in words is "one hundred twelve billion, twenty-two million, twenty-one thousand, one hundred twenty-one".