42320431110 has 64 divisors (see below), whose sum is σ = 103187395584. Its totient is φ = 11106211200.

The previous prime is 42320431093. The next prime is 42320431121. The reversal of 42320431110 is 1113402324.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1168575 + ... + 1204245.

It is an arithmetic number, because the mean of its divisors is an integer number (1612303056).

Almost surely, 2^42320431110 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42320431110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51593697792).

42320431110 is an abundant number, since it is smaller than the sum of its proper divisors (60866964474).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42320431110 is a wasteful number, since it uses less digits than its factorization.

42320431110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36309.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 42320431110 its reverse (1113402324), we get a palindrome (43433833434).

The spelling of 42320431110 in words is "forty-two billion, three hundred twenty million, four hundred thirty-one thousand, one hundred ten".