200012122112189 has 2 divisors, whose sum is σ = 200012122112190. Its totient is φ = 200012122112188.

The previous prime is 200012122112057. The next prime is 200012122112221. The reversal of 200012122112189 is 981211221210002.

It is an a-pointer prime, because the next prime (200012122112221) can be obtained adding 200012122112189 to its sum of digits (32).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 199311288595225 + 700833516964 = 14117765^2 + 837158^2 .

It is a cyclic number.

It is not a de Polignac number, because 200012122112189 - 2³² = 200007827144893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200012122115189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100006061056094 + 100006061056095.

It is an arithmetic number, because the mean of its divisors is an integer number (100006061056095).

Almost surely, 2^{200012122112189} is an apocalyptic number.

It is an amenable number.

200012122112189 is a deficient number, since it is larger than the sum of its proper divisors (1).

200012122112189 is an equidigital number, since it uses as much as digits as its factorization.

200012122112189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 32.

The spelling of 200012122112189 in words is "two hundred trillion, twelve billion, one hundred twenty-two million, one hundred twelve thousand, one hundred eighty-nine".