11120322231 has 6 divisors (see below), whose sum is σ = 16062687680. Its totient is φ = 7413548148.

The previous prime is 11120322221. The next prime is 11120322259. The reversal of 11120322231 is 13222302111.

11120322231 is a `hidden beast` number, since 1 + 112 + 0 + 322 + 231 = 666.

It is not a de Polignac number, because 11120322231 - 2⁶ = 11120322167 is a prime.

It is a super-2 number, since 2×11120322231² (a number of 21 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 (11120322221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 617795671 + ... + 617795688.

Almost surely, 2^11120322231 is an apocalyptic number.

11120322231 is a deficient number, since it is larger than the sum of its proper divisors (4942365449).

11120322231 is a wasteful number, since it uses less digits than its factorization.

11120322231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235591365 (or 1235591362 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11120322231 its reverse (13222302111), we get a palindrome (24342624342).

The spelling of 11120322231 in words is "eleven billion, one hundred twenty million, three hundred twenty-two thousand, two hundred thirty-one".