110112120212189 has 2 divisors, whose sum is σ = 110112120212190. Its totient is φ = 110112120212188.

The previous prime is 110112120212179. The next prime is 110112120212191. The reversal of 110112120212189 is 981212021211011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97158181903225 + 12953938308964 = 9856885^2 + 3599158^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110112120212189 is a prime.

It is a super-2 number, since 2×110112120212189² (a number of 29 digits) contains 22 as substring.

Together with 110112120212191, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110112120212179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55056060106094 + 55056060106095.

It is an arithmetic number, because the mean of its divisors is an integer number (55056060106095).

Almost surely, 2^{110112120212189} is an apocalyptic number.

It is an amenable number.

110112120212189 is a deficient number, since it is larger than the sum of its proper divisors (1).

110112120212189 is an equidigital number, since it uses as much as digits as its factorization.

110112120212189 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 32.

The spelling of 110112120212189 in words is "one hundred ten trillion, one hundred twelve billion, one hundred twenty million, two hundred twelve thousand, one hundred eighty-nine".