1190221104 has 80 divisors (see below), whose sum is σ = 3246756480. Its totient is φ = 374676480.

The previous prime is 1190221063. The next prime is 1190221111. The reversal of 1190221104 is 4011220911.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 314584 + ... + 318344.

It is an arithmetic number, because the mean of its divisors is an integer number (40584456).

Almost surely, 2^1190221104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1190221104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1623378240).

1190221104 is an abundant number, since it is smaller than the sum of its proper divisors (2056535376).

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

1190221104 is a wasteful number, since it uses less digits than its factorization.

1190221104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4138 (or 4132 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 21.

The square root of 1190221104 is about 34499.5812148496. The cubic root of 1190221104 is about 1059.7641293147.

The spelling of 1190221104 in words is "one billion, one hundred ninety million, two hundred twenty-one thousand, one hundred four".