42320122111 has 8 divisors (see below), whose sum is σ = 42408453600. Its totient is φ = 42231850752.

The previous prime is 42320122081. The next prime is 42320122129. The reversal of 42320122111 is 11122102324.

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 42320122111 - 2⁵ = 42320122079 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 (42320122181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1563751 + ... + 1590583.

It is an arithmetic number, because the mean of its divisors is an integer number (5301056700).

Almost surely, 2^42320122111 is an apocalyptic number.

42320122111 is a deficient number, since it is larger than the sum of its proper divisors (88331489).

42320122111 is a wasteful number, since it uses less digits than its factorization.

42320122111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30065.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 42320122111 its reverse (11122102324), we get a palindrome (53442224435).

The spelling of 42320122111 in words is "forty-two billion, three hundred twenty million, one hundred twenty-two thousand, one hundred eleven".