13112242 has 48 divisors (see below), whose sum is σ = 24579072. Its totient is φ = 5171040.

The previous prime is 13112233. The next prime is 13112243. The reversal of 13112242 is 24221131.

It is not an unprimeable number, because it can be changed into a prime (13112243) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 103183 + ... + 103309.

It is an arithmetic number, because the mean of its divisors is an integer number (512064).

Almost surely, 2^13112242 is an apocalyptic number.

13112242 is a deficient number, since it is larger than the sum of its proper divisors (11466830).

13112242 is a wasteful number, since it uses less digits than its factorization.

13112242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191 (or 172 counting only the distinct ones).

The product of its digits is 96, while the sum is 16.

The square root of 13112242 is about 3621.0829871739. The cubic root of 13112242 is about 235.8082446004.

Adding to 13112242 its reverse (24221131), we get a palindrome (37333373).

Subtracting 13112242 from its reverse (24221131), we obtain a square (11108889 = 3333²).

It can be divided in two parts, 1311 and 2242, that added together give a palindrome (3553).

The spelling of 13112242 in words is "thirteen million, one hundred twelve thousand, two hundred forty-two".