113212342 has 16 divisors (see below), whose sum is σ = 172568592. Its totient is φ = 55693440.

The previous prime is 113212291. The next prime is 113212343. The reversal of 113212342 is 243212311.

It is a happy number.

It is a super-3 number, since 3×113212342³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113212343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85042 + ... + 86362.

It is an arithmetic number, because the mean of its divisors is an integer number (10785537).

Almost surely, 2^113212342 is an apocalyptic number.

113212342 is a deficient number, since it is larger than the sum of its proper divisors (59356250).

113212342 is a wasteful number, since it uses less digits than its factorization.

113212342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1983.

The product of its digits is 288, while the sum is 19.

The square root of 113212342 is about 10640.1288526032. The cubic root of 113212342 is about 483.7614509861.

Adding to 113212342 its reverse (243212311), we get a palindrome (356424653).

The spelling of 113212342 in words is "one hundred thirteen million, two hundred twelve thousand, three hundred forty-two".