11198990098 has 8 divisors (see below), whose sum is σ = 16801182720. Its totient is φ = 5598595860.

The previous prime is 11198990093. The next prime is 11198990119. The reversal of 11198990098 is 89009989111.

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

It is not an unprimeable number, because it can be changed into a prime (11198990093) 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, 433918 + ... + 459001.

It is an arithmetic number, because the mean of its divisors is an integer number (2100147840).

Almost surely, 2^11198990098 is an apocalyptic number.

11198990098 is a deficient number, since it is larger than the sum of its proper divisors (5602192622).

11198990098 is an equidigital number, since it uses as much as digits as its factorization.

11198990098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 899192.

The product of its (nonzero) digits is 419904, while the sum is 55.

The spelling of 11198990098 in words is "eleven billion, one hundred ninety-eight million, nine hundred ninety thousand, ninety-eight".