112312142 has 8 divisors (see below), whose sum is σ = 168636600. Its totient is φ = 56099944.

The previous prime is 112312133. The next prime is 112312147. The reversal of 112312142 is 241213211.

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

It is a super-2 number, since 2×112312142² = 25228034481256328, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112312142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112312147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25517 + ... + 29592.

It is an arithmetic number, because the mean of its divisors is an integer number (21079575).

Almost surely, 2^112312142 is an apocalyptic number.

112312142 is a deficient number, since it is larger than the sum of its proper divisors (56324458).

112312142 is a wasteful number, since it uses less digits than its factorization.

112312142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56130.

The product of its digits is 96, while the sum is 17.

The square root of 112312142 is about 10597.7423067368. The cubic root of 112312142 is about 482.4758390364.

Adding to 112312142 its reverse (241213211), we get a palindrome (353525353).

The spelling of 112312142 in words is "one hundred twelve million, three hundred twelve thousand, one hundred forty-two".