1200201119989 has 2 divisors, whose sum is σ = 1200201119990. Its totient is φ = 1200201119988.

The previous prime is 1200201119969. The next prime is 1200201120007. The reversal of 1200201119989 is 9899111020021.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1048555520100 + 151645599889 = 1023990^2 + 389417^2 .

It is a cyclic number.

It is not a de Polignac number, because 1200201119989 - 2⁷ = 1200201119861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1200201119969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600100559994 + 600100559995.

It is an arithmetic number, because the mean of its divisors is an integer number (600100559995).

Almost surely, 2^{1200201119989} is an apocalyptic number.

It is an amenable number.

1200201119989 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200201119989 is an equidigital number, since it uses as much as digits as its factorization.

1200201119989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 43.

The spelling of 1200201119989 in words is "one trillion, two hundred billion, two hundred one million, one hundred nineteen thousand, nine hundred eighty-nine".