242111312 has 20 divisors (see below), whose sum is σ = 472469760. Its totient is φ = 120183648.

The previous prime is 242111293. The next prime is 242111329. The reversal of 242111312 is 213111242.

242111312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×242111312² = 117235774796722688, which contains 22 as substring.

It is a congruent number.

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, 52208 + ... + 56655.

It is an arithmetic number, because the mean of its divisors is an integer number (23623488).

Almost surely, 2^242111312 is an apocalyptic number.

It is an amenable number.

242111312 is a deficient number, since it is larger than the sum of its proper divisors (230358448).

242111312 is a wasteful number, since it uses less digits than its factorization.

242111312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109010 (or 109004 counting only the distinct ones).

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

The square root of 242111312 is about 15559.9264779754. The cubic root of 242111312 is about 623.2634993464.

Adding to 242111312 its reverse (213111242), we get a palindrome (455222554).

The spelling of 242111312 in words is "two hundred forty-two million, one hundred eleven thousand, three hundred twelve".