1100142443200 has 84 divisors (see below), whose sum is σ = 2707252695720. Its totient is φ = 440022077440.

The previous prime is 1100142443167. The next prime is 1100142443203. The reversal of 1100142443200 is 23442410011.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1100142443203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31651431 + ... + 31686169.

Almost surely, 2^{1100142443200} is an apocalyptic number.

1100142443200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100142443200 is an abundant number, since it is smaller than the sum of its proper divisors (1607110252520).

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

1100142443200 is a wasteful number, since it uses less digits than its factorization.

1100142443200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54554 (or 54539 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 1100142443200 its reverse (23442410011), we get a palindrome (1123584853211).

The spelling of 1100142443200 in words is "one trillion, one hundred billion, one hundred forty-two million, four hundred forty-three thousand, two hundred".