1100000001098 has 8 divisors (see below), whose sum is σ = 1650012071940.
Its totient is φ = 549995977120.
The previous prime is 1100000001097. The next prime is 1100000001127. The reversal of 1100000001098 is 8901000000011.
It can be written as a sum of positive squares in 2 ways, for example, as 824839954849 + 275160046249 = 908207^2 + 524557^2
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1100000001097) 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, 1657493 + ... + 2224248.
Almost surely, 21100000001098 is an apocalyptic number.
1100000001098 is a deficient number, since it is larger than the sum of its proper divisors (550012070842).
1100000001098 is a wasteful number, since it uses less digits than its factorization.
1100000001098 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4023432.
The product of its (nonzero) digits is 72, while the sum is 20.
The spelling of 1100000001098 in words is "one trillion, one hundred billion, one thousand, ninety-eight".