11100100020198 has 128 divisors (see below), whose sum is σ = 26675285713920. Its totient is φ = 3012462835200.

The previous prime is 11100100020179. The next prime is 11100100020209. The reversal of 11100100020198 is 89102000100111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19026465 + ... + 19601187.

It is an arithmetic number, because the mean of its divisors is an integer number (208400669640).

Almost surely, 2^{11100100020198} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11100100020198, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13337642856960).

11100100020198 is an abundant number, since it is smaller than the sum of its proper divisors (15575185693722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11100100020198 is a wasteful number, since it uses less digits than its factorization.

11100100020198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575022.

The product of its (nonzero) digits is 144, while the sum is 24.

The spelling of 11100100020198 in words is "eleven trillion, one hundred billion, one hundred million, twenty thousand, one hundred ninety-eight".