98811187201 has 4 divisors (see below), whose sum is σ = 99829859332. Its totient is φ = 97792515072.

The previous prime is 98811187151. The next prime is 98811187207. The reversal of 98811187201 is 10278111889.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 67184121601 + 31627065600 = 259199^2 + 177840^2 .

It is a cyclic number.

It is not a de Polignac number, because 98811187201 - 2¹¹ = 98811185153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98811187207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 509335920 + ... + 509336113.

It is an arithmetic number, because the mean of its divisors is an integer number (24957464833).

Almost surely, 2^98811187201 is an apocalyptic number.

It is an amenable number.

98811187201 is a deficient number, since it is larger than the sum of its proper divisors (1018672131).

98811187201 is a wasteful number, since it uses less digits than its factorization.

98811187201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018672130.

The product of its (nonzero) digits is 64512, while the sum is 46.

The spelling of 98811187201 in words is "ninety-eight billion, eight hundred eleven million, one hundred eighty-seven thousand, two hundred one".