11120321302231 has 4 divisors (see below), whose sum is σ = 11176202314000. Its totient is φ = 11064440290464.

The previous prime is 11120321302091. The next prime is 11120321302243. The reversal of 11120321302231 is 13220312302111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11120321302231 is a prime.

It is a super-2 number, since 2×11120321302231² (a number of 27 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 (11120321302261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27940505586 + ... + 27940505983.

It is an arithmetic number, because the mean of its divisors is an integer number (2794050578500).

Almost surely, 2^{11120321302231} is an apocalyptic number.

11120321302231 is a deficient number, since it is larger than the sum of its proper divisors (55881011769).

11120321302231 is an equidigital number, since it uses as much as digits as its factorization.

11120321302231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55881011768.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 11120321302231 its reverse (13220312302111), we get a palindrome (24340633604342).

The spelling of 11120321302231 in words is "eleven trillion, one hundred twenty billion, three hundred twenty-one million, three hundred two thousand, two hundred thirty-one".