1100002194 has 48 divisors (see below), whose sum is σ = 2524249728. Its totient is φ = 358858512.

The previous prime is 1100002177. The next prime is 1100002261. The reversal of 1100002194 is 4912000011.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1237 + ... + 46920.

It is an arithmetic number, because the mean of its divisors is an integer number (52588536).

Almost surely, 2^1100002194 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1100002194, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1262124864).

1100002194 is an abundant number, since it is smaller than the sum of its proper divisors (1424247534).

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

1100002194 is an equidigital number, since it uses as much as digits as its factorization.

1100002194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48221 (or 48209 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 1100002194 is about 33166.2809793320. The cubic root of 1100002194 is about 1032.2808017658.

The spelling of 1100002194 in words is "one billion, one hundred million, two thousand, one hundred ninety-four".