112121220089 has 2 divisors, whose sum is σ = 112121220090. Its totient is φ = 112121220088.

The previous prime is 112121220083. The next prime is 112121220103. The reversal of 112121220089 is 980022121211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87685277689 + 24435942400 = 296117^2 + 156320^2 .

It is a cyclic number.

It is not a de Polignac number, because 112121220089 - 2³⁶ = 43401743353 is a prime.

It is not a weakly prime, because it can be changed into another prime (112121220083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56060610044 + 56060610045.

It is an arithmetic number, because the mean of its divisors is an integer number (56060610045).

Almost surely, 2^112121220089 is an apocalyptic number.

It is an amenable number.

112121220089 is a deficient number, since it is larger than the sum of its proper divisors (1).

112121220089 is an equidigital number, since it uses as much as digits as its factorization.

112121220089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 29.

The spelling of 112121220089 in words is "one hundred twelve billion, one hundred twenty-one million, two hundred twenty thousand, eighty-nine".