1110120321321 has 24 divisors (see below), whose sum is σ = 1825336184256. Its totient is φ = 643548011040.

The previous prime is 1110120321283. The next prime is 1110120321347. The reversal of 1110120321321 is 1231230210111.

1110120321321 is a `hidden beast` number, since 1 + 1 + 1 + 0 + 1 + 20 + 321 + 321 = 666.

It is not a de Polignac number, because 1110120321321 - 2¹⁰ = 1110120320297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1110120321294 and 1110120321303.

It is not an unprimeable number, because it can be changed into a prime (1110120321421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 243765910 + ... + 243770463.

It is an arithmetic number, because the mean of its divisors is an integer number (76055674344).

Almost surely, 2^{1110120321321} is an apocalyptic number.

1110120321321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1110120321321 is a deficient number, since it is larger than the sum of its proper divisors (715215862935).

1110120321321 is a wasteful number, since it uses less digits than its factorization.

1110120321321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487536413 (or 487536410 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1110120321321 its reverse (1231230210111), we get a palindrome (2341350531432).

The spelling of 1110120321321 in words is "one trillion, one hundred ten billion, one hundred twenty million, three hundred twenty-one thousand, three hundred twenty-one".