11001110109973 has 4 divisors (see below), whose sum is σ = 11002094736748. Its totient is φ = 11000125483200.

The previous prime is 11001110109971. The next prime is 11001110110009. The reversal of 11001110109973 is 37990101110011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3603895982449 + 7397214127524 = 1898393^2 + 2719782^2 .

It is a cyclic number.

It is not a de Polignac number, because 11001110109973 - 2¹ = 11001110109971 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001110109971) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492296628 + ... + 492318973.

It is an arithmetic number, because the mean of its divisors is an integer number (2750523684187).

Almost surely, 2^{11001110109973} is an apocalyptic number.

It is an amenable number.

11001110109973 is a deficient number, since it is larger than the sum of its proper divisors (984626775).

11001110109973 is an equidigital number, since it uses as much as digits as its factorization.

11001110109973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984626774.

The product of its (nonzero) digits is 1701, while the sum is 34.

Adding to 11001110109973 its reverse (37990101110011), we get a palindrome (48991211219984).

The spelling of 11001110109973 in words is "eleven trillion, one billion, one hundred ten million, one hundred nine thousand, nine hundred seventy-three".