112221211121192 has 8 divisors (see below), whose sum is σ = 210414770852250. Its totient is φ = 56110605560592.

The previous prime is 112221211121191. The next prime is 112221211121317. The reversal of 112221211121192 is 291121112122211.

It can be written as a sum of positive squares in only one way, i.e., 108761663200996 + 3459547920196 = 10428886^2 + 1859986^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (112221211121191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7013825695067 + ... + 7013825695082.

Almost surely, 2^{112221211121192} is an apocalyptic number.

It is an amenable number.

112221211121192 is a deficient number, since it is larger than the sum of its proper divisors (98193559731058).

112221211121192 is a wasteful number, since it uses less digits than its factorization.

112221211121192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14027651390155 (or 14027651390151 counting only the distinct ones).

The product of its digits is 576, while the sum is 29.

The spelling of 112221211121192 in words is "one hundred twelve trillion, two hundred twenty-one billion, two hundred eleven million, one hundred twenty-one thousand, one hundred ninety-two".