1101232000 has 128 divisors (see below), whose sum is σ = 2987318880. Its totient is φ = 400384000.

The previous prime is 1101231959. The next prime is 1101232007. The reversal of 1101232000 is 2321011.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101232007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172872 + ... + 179128.

Almost surely, 2^1101232000 is an apocalyptic number.

1101232000 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 1101232000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1493659440).

1101232000 is an abundant number, since it is smaller than the sum of its proper divisors (1886086880).

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

1101232000 is an equidigital number, since it uses as much as digits as its factorization.

1101232000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6297 (or 6275 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1101232000 is about 33184.8158048225. The cubic root of 1101232000 is about 1032.6653562454.

Adding to 1101232000 its reverse (2321011), we get a palindrome (1103553011).

The spelling of 1101232000 in words is "one billion, one hundred one million, two hundred thirty-two thousand".