98100111 has 8 divisors (see below), whose sum is σ = 130869760. Its totient is φ = 65365272.

The previous prime is 98100091. The next prime is 98100137. The reversal of 98100111 is 11100189.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-98100111 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 (98100181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1201 + ... + 14058.

It is an arithmetic number, because the mean of its divisors is an integer number (16358720).

Almost surely, 2^98100111 is an apocalyptic number.

98100111 is a deficient number, since it is larger than the sum of its proper divisors (32769649).

98100111 is a wasteful number, since it uses less digits than its factorization.

98100111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17405.

The product of its (nonzero) digits is 72, while the sum is 21.

The square root of 98100111 is about 9904.5500150184. The cubic root of 98100111 is about 461.2005674068.

The spelling of 98100111 in words is "ninety-eight million, one hundred thousand, one hundred eleven".