98101100221 has 4 divisors (see below), whose sum is σ = 102366365472. Its totient is φ = 93835834972.

The previous prime is 98101100171. The next prime is 98101100231. The reversal of 98101100221 is 12200110189.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 98101100221 - 2⁷ = 98101100093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98101100231) 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, 2132632591 + ... + 2132632636.

It is an arithmetic number, because the mean of its divisors is an integer number (25591591368).

Almost surely, 2^98101100221 is an apocalyptic number.

It is an amenable number.

98101100221 is a deficient number, since it is larger than the sum of its proper divisors (4265265251).

98101100221 is a wasteful number, since it uses less digits than its factorization.

98101100221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4265265250.

The product of its (nonzero) digits is 288, while the sum is 25.

The spelling of 98101100221 in words is "ninety-eight billion, one hundred one million, one hundred thousand, two hundred twenty-one".