42331321111 has 8 divisors (see below), whose sum is σ = 45096145920. Its totient is φ = 39620182392.

The previous prime is 42331321051. The next prime is 42331321139. The reversal of 42331321111 is 11112313324.

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

It is a cyclic number.

It is not a de Polignac number, because 42331321111 - 2¹⁵ = 42331288343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42331321811) 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 7 ways as a sum of consecutive naturals, for example, 13419895 + ... + 13423048.

It is an arithmetic number, because the mean of its divisors is an integer number (5637018240).

Almost surely, 2^42331321111 is an apocalyptic number.

42331321111 is a deficient number, since it is larger than the sum of its proper divisors (2764824809).

42331321111 is a wasteful number, since it uses less digits than its factorization.

42331321111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26843045.

The product of its digits is 432, while the sum is 22.

Adding to 42331321111 its reverse (11112313324), we get a palindrome (53443634435).

The spelling of 42331321111 in words is "forty-two billion, three hundred thirty-one million, three hundred twenty-one thousand, one hundred eleven".