42430124322 has 128 divisors (see below), whose sum is σ = 109660262400. Its totient is φ = 12062400768.

The previous prime is 42430124281. The next prime is 42430124357. The reversal of 42430124322 is 22342103424.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 348283 + ... + 454049.

It is an arithmetic number, because the mean of its divisors is an integer number (856720800).

Almost surely, 2^42430124322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42430124322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54830131200).

42430124322 is an abundant number, since it is smaller than the sum of its proper divisors (67230138078).

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

42430124322 is a wasteful number, since it uses less digits than its factorization.

42430124322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105837 (or 105831 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 42430124322 its reverse (22342103424), we get a palindrome (64772227746).

The spelling of 42430124322 in words is "forty-two billion, four hundred thirty million, one hundred twenty-four thousand, three hundred twenty-two".