1100238000 has 80 divisors (see below), whose sum is σ = 3547186656. Its totient is φ = 293395200.

The previous prime is 1100237987. The next prime is 1100238001. The reversal of 1100238000 is 8320011.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (1100238001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85687 + ... + 97686.

Almost surely, 2^1100238000 is an apocalyptic number.

1100238000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100238000 is an abundant number, since it is smaller than the sum of its proper divisors (2446948656).

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

1100238000 is a wasteful number, since it uses less digits than its factorization.

1100238000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183399 (or 183383 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1100238000 is about 33169.8356944981. The cubic root of 1100238000 is about 1032.3545593808.

Adding to 1100238000 its reverse (8320011), we get a palindrome (1108558011).

The spelling of 1100238000 in words is "one billion, one hundred million, two hundred thirty-eight thousand".