1122112210189 has 2 divisors, whose sum is σ = 1122112210190. Its totient is φ = 1122112210188.

The previous prime is 1122112210187. The next prime is 1122112210229. The reversal of 1122112210189 is 9810122112211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 604532685289 + 517579524900 = 777517^2 + 719430^2 .

It is a cyclic number.

It is not a de Polignac number, because 1122112210189 - 2¹ = 1122112210187 is a prime.

Together with 1122112210187, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1122112210189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1122112210187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561056105094 + 561056105095.

It is an arithmetic number, because the mean of its divisors is an integer number (561056105095).

Almost surely, 2^{1122112210189} is an apocalyptic number.

It is an amenable number.

1122112210189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122112210189 is an equidigital number, since it uses as much as digits as its factorization.

1122112210189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 31.

The spelling of 1122112210189 in words is "one trillion, one hundred twenty-two billion, one hundred twelve million, two hundred ten thousand, one hundred eighty-nine".