1100132320 has 144 divisors (see below), whose sum is σ = 3155368608. Its totient is φ = 360729600.

The previous prime is 1100132317. The next prime is 1100132321. The reversal of 1100132320 is 232310011.

It is a super-2 number, since 2×1100132320² = 2420582243017164800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1100132320.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100132321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 177270 + ... + 183370.

It is an arithmetic number, because the mean of its divisors is an integer number (21912282).

Almost surely, 2^1100132320 is an apocalyptic number.

1100132320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1100132320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1577684304).

1100132320 is an abundant number, since it is smaller than the sum of its proper divisors (2055236288).

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

1100132320 is a wasteful number, since it uses less digits than its factorization.

1100132320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6153 (or 6138 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1100132320 is about 33168.2426426243. The cubic root of 1100132320 is about 1032.3215051013.

Adding to 1100132320 its reverse (232310011), we get a palindrome (1332442331).

The spelling of 1100132320 in words is "one billion, one hundred million, one hundred thirty-two thousand, three hundred twenty".