42311303320 has 128 divisors (see below), whose sum is σ = 112056618240. Its totient is φ = 14175383040.

The previous prime is 42311303317. The next prime is 42311303323. The reversal of 42311303320 is 2330311324.

It is an interprime number because it is at equal distance from previous prime (42311303317) and next prime (42311303323).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 42311303291 and 42311303300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42311303323) by changing a digit.

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, 3122079 + ... + 3135601.

It is an arithmetic number, because the mean of its divisors is an integer number (875442330).

Almost surely, 2^42311303320 is an apocalyptic number.

42311303320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42311303320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56028309120).

42311303320 is an abundant number, since it is smaller than the sum of its proper divisors (69745314920).

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

42311303320 is a wasteful number, since it uses less digits than its factorization.

42311303320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14105 (or 14101 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 42311303320 its reverse (2330311324), we get a palindrome (44641614644).

The spelling of 42311303320 in words is "forty-two billion, three hundred eleven million, three hundred three thousand, three hundred twenty".