42112343333 has 4 divisors (see below), whose sum is σ = 42585515820. Its totient is φ = 41639170848.

The previous prime is 42112343311. The next prime is 42112343369. The reversal of 42112343333 is 33334321124.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 25810671649 + 16301671684 = 160657^2 + 127678^2 .

It is a cyclic number.

It is not a de Polignac number, because 42112343333 - 2¹⁸ = 42112081189 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42112343296 and 42112343305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42112343633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 236586110 + ... + 236586287.

It is an arithmetic number, because the mean of its divisors is an integer number (10646378955).

Almost surely, 2^42112343333 is an apocalyptic number.

It is an amenable number.

42112343333 is a deficient number, since it is larger than the sum of its proper divisors (473172487).

42112343333 is an equidigital number, since it uses as much as digits as its factorization.

42112343333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473172486.

The product of its digits is 15552, while the sum is 29.

Adding to 42112343333 its reverse (33334321124), we get a palindrome (75446664457).

The spelling of 42112343333 in words is "forty-two billion, one hundred twelve million, three hundred forty-three thousand, three hundred thirty-three".