1101110112321 has 4 divisors (see below), whose sum is σ = 1468146816432. Its totient is φ = 734073408212.

The previous prime is 1101110112269. The next prime is 1101110112331. The reversal of 1101110112321 is 1232110111011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1101110112321 - 2¹⁷ = 1101109981249 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1101110112321.

It is not an unprimeable number, because it can be changed into a prime (1101110112331) 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, 183518352051 + ... + 183518352056.

It is an arithmetic number, because the mean of its divisors is an integer number (367036704108).

Almost surely, 2^{1101110112321} is an apocalyptic number.

It is an amenable number.

1101110112321 is a deficient number, since it is larger than the sum of its proper divisors (367036704111).

1101110112321 is an equidigital number, since it uses as much as digits as its factorization.

1101110112321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367036704110.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 1101110112321 its reverse (1232110111011), we get a palindrome (2333220223332).

The spelling of 1101110112321 in words is "one trillion, one hundred one billion, one hundred ten million, one hundred twelve thousand, three hundred twenty-one".