42112323 has 12 divisors (see below), whose sum is σ = 66358968. Its totient is φ = 25522560.

The previous prime is 42112297. The next prime is 42112331. The reversal of 42112323 is 32321124.

It is not a de Polignac number, because 42112323 - 2⁸ = 42112067 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42112296 and 42112305.

It is not an unprimeable number, because it can be changed into a prime (42112363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 212590 + ... + 212787.

It is an arithmetic number, because the mean of its divisors is an integer number (5529914).

Almost surely, 2^42112323 is an apocalyptic number.

42112323 is a deficient number, since it is larger than the sum of its proper divisors (24246645).

42112323 is a wasteful number, since it uses less digits than its factorization.

42112323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425394 (or 425391 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 42112323 is about 6489.4008197984. The cubic root of 42112323 is about 347.9122598858.

Adding to 42112323 its reverse (32321124), we get a palindrome (74433447).

The spelling of 42112323 in words is "forty-two million, one hundred twelve thousand, three hundred twenty-three".