1101443518055 has 8 divisors (see below), whose sum is σ = 1335358327632. Its totient is φ = 872070743808.

The previous prime is 1101443518039. The next prime is 1101443518057. The reversal of 1101443518055 is 5508153441011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1101443518055 - 2⁴ = 1101443518039 is a prime.

It is a super-2 number, since 2×1101443518055² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101443518057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1135508297 + ... + 1135509266.

It is an arithmetic number, because the mean of its divisors is an integer number (166919790954).

Almost surely, 2^{1101443518055} is an apocalyptic number.

1101443518055 is a deficient number, since it is larger than the sum of its proper divisors (233914809577).

1101443518055 is an equidigital number, since it uses as much as digits as its factorization.

1101443518055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2271017665.

The product of its (nonzero) digits is 48000, while the sum is 38.

Adding to 1101443518055 its reverse (5508153441011), we get a palindrome (6609596959066).

The spelling of 1101443518055 in words is "one trillion, one hundred one billion, four hundred forty-three million, five hundred eighteen thousand, fifty-five".