13112441222 has 4 divisors (see below), whose sum is σ = 19668661836. Its totient is φ = 6556220610.

The previous prime is 13112441219. The next prime is 13112441249. The reversal of 13112441222 is 22214421131.

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

It is a super-2 number, since 2×13112441222² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3278110304 + ... + 3278110307.

It is an arithmetic number, because the mean of its divisors is an integer number (4917165459).

Almost surely, 2^13112441222 is an apocalyptic number.

13112441222 is a deficient number, since it is larger than the sum of its proper divisors (6556220614).

13112441222 is an equidigital number, since it uses as much as digits as its factorization.

13112441222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6556220613.

The product of its digits is 768, while the sum is 23.

Adding to 13112441222 its reverse (22214421131), we get a palindrome (35326862353).

The spelling of 13112441222 in words is "thirteen billion, one hundred twelve million, four hundred forty-one thousand, two hundred twenty-two".