98250571121 has 2 divisors, whose sum is σ = 98250571122. Its totient is φ = 98250571120.

The previous prime is 98250571051. The next prime is 98250571127. The reversal of 98250571121 is 12117505289.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76542968896 + 21707602225 = 276664^2 + 147335^2 .

It is an emirp because it is prime and its reverse (12117505289) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98250571121 - 2³⁴ = 81070701937 is a prime.

It is not a weakly prime, because it can be changed into another prime (98250571127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49125285560 + 49125285561.

It is an arithmetic number, because the mean of its divisors is an integer number (49125285561).

Almost surely, 2^98250571121 is an apocalyptic number.

It is an amenable number.

98250571121 is a deficient number, since it is larger than the sum of its proper divisors (1).

98250571121 is an equidigital number, since it uses as much as digits as its factorization.

98250571121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50400, while the sum is 41.

The spelling of 98250571121 in words is "ninety-eight billion, two hundred fifty million, five hundred seventy-one thousand, one hundred twenty-one".