1101843188881 has 8 divisors (see below), whose sum is σ = 1116938197760. Its totient is φ = 1086838841232.

The previous prime is 1101843188819. The next prime is 1101843188903. The reversal of 1101843188881 is 1888813481011.

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 1101843188881 - 2³¹ = 1099695705233 is a prime.

It is a super-2 number, since 2×1101843188881² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101843186881) 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, 22640835 + ... + 22689448.

It is an arithmetic number, because the mean of its divisors is an integer number (139617274720).

Almost surely, 2^{1101843188881} is an apocalyptic number.

It is an amenable number.

1101843188881 is a deficient number, since it is larger than the sum of its proper divisors (15095008879).

1101843188881 is a wasteful number, since it uses less digits than its factorization.

1101843188881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45330615.

The product of its (nonzero) digits is 393216, while the sum is 52.

The spelling of 1101843188881 in words is "one trillion, one hundred one billion, eight hundred forty-three million, one hundred eighty-eight thousand, eight hundred eighty-one".