982203517121 has 2 divisors, whose sum is σ = 982203517122. Its totient is φ = 982203517120.

The previous prime is 982203517033. The next prime is 982203517123. The reversal of 982203517121 is 121715302289.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 903138512896 + 79065004225 = 950336^2 + 281185^2 .

It is a cyclic number.

It is not a de Polignac number, because 982203517121 - 2²² = 982199322817 is a prime.

Together with 982203517123, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (982203517123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491101758560 + 491101758561.

It is an arithmetic number, because the mean of its divisors is an integer number (491101758561).

Almost surely, 2^982203517121 is an apocalyptic number.

It is an amenable number.

982203517121 is a deficient number, since it is larger than the sum of its proper divisors (1).

982203517121 is an equidigital number, since it uses as much as digits as its factorization.

982203517121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 41.

The spelling of 982203517121 in words is "nine hundred eighty-two billion, two hundred three million, five hundred seventeen thousand, one hundred twenty-one".