989120012201 has 2 divisors, whose sum is σ = 989120012202. Its totient is φ = 989120012200.

The previous prime is 989120012197. The next prime is 989120012249. The reversal of 989120012201 is 102210021989.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 750926233600 + 238193778601 = 866560^2 + 488051^2 .

It is an emirp because it is prime and its reverse (102210021989) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 989120012201 - 2² = 989120012197 is a prime.

It is not a weakly prime, because it can be changed into another prime (989120012291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494560006100 + 494560006101.

It is an arithmetic number, because the mean of its divisors is an integer number (494560006101).

Almost surely, 2^989120012201 is an apocalyptic number.

It is an amenable number.

989120012201 is a deficient number, since it is larger than the sum of its proper divisors (1).

989120012201 is an equidigital number, since it uses as much as digits as its factorization.

989120012201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 35.

The spelling of 989120012201 in words is "nine hundred eighty-nine billion, one hundred twenty million, twelve thousand, two hundred one".