112121334242 has 8 divisors (see below), whose sum is σ = 168421920732. Its totient is φ = 55980694000.

The previous prime is 112121334209. The next prime is 112121334253. The reversal of 112121334242 is 242433121211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 98420865841 + 13700468401 = 313721^2 + 117049^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39984809 + ... + 39987612.

Almost surely, 2^112121334242 is an apocalyptic number.

112121334242 is a deficient number, since it is larger than the sum of its proper divisors (56300586490).

112121334242 is an equidigital number, since it uses as much as digits as its factorization.

112121334242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79973124.

The product of its digits is 2304, while the sum is 26.

Adding to 112121334242 its reverse (242433121211), we get a palindrome (354554455453).

The spelling of 112121334242 in words is "one hundred twelve billion, one hundred twenty-one million, three hundred thirty-four thousand, two hundred forty-two".