1101443208432 has 80 divisors (see below), whose sum is σ = 3260460483840. Its totient is φ = 313867685376.

The previous prime is 1101443208391. The next prime is 1101443208433. The reversal of 1101443208432 is 2348023441011.

It is a junction number, because it is equal to n+sod(n) for n = 1101443208393 and 1101443208402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101443208433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4197333 + ... + 4452020.

It is an arithmetic number, because the mean of its divisors is an integer number (40755756048).

Almost surely, 2^{1101443208432} is an apocalyptic number.

1101443208432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1101443208432 is an abundant number, since it is smaller than the sum of its proper divisors (2159017275408).

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

1101443208432 is a wasteful number, since it uses less digits than its factorization.

1101443208432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8649750 (or 8649744 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

Adding to 1101443208432 its reverse (2348023441011), we get a palindrome (3449466649443).

The spelling of 1101443208432 in words is "one trillion, one hundred one billion, four hundred forty-three million, two hundred eight thousand, four hundred thirty-two".