42020322330 has 64 divisors (see below), whose sum is σ = 116976015360. Its totient is φ = 9461289024.

The previous prime is 42020322313. The next prime is 42020322349. The reversal of 42020322330 is 3322302024.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 42020322297 and 42020322306.

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, 1479190 + ... + 1507329.

It is an arithmetic number, because the mean of its divisors is an integer number (1827750240).

Almost surely, 2^42020322330 is an apocalyptic number.

42020322330 is an abundant number, since it is smaller than the sum of its proper divisors (74955693030).

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

42020322330 is a wasteful number, since it uses less digits than its factorization.

42020322330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2986603.

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 42020322330 its reverse (3322302024), we get a palindrome (45342624354).

The spelling of 42020322330 in words is "forty-two billion, twenty million, three hundred twenty-two thousand, three hundred thirty".