42433421220232 has 96 divisors (see below), whose sum is σ = 93230994631320. Its totient is φ = 18052792289280.

The previous prime is 42433421220133. The next prime is 42433421220251. The reversal of 42433421220232 is 23202212433424.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4807784187556 + 37625637032676 = 2192666^2 + 6133974^2 .

It is a super-2 number, since 2×42433421220232² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38983408 + ... + 40057120.

Almost surely, 2^{42433421220232} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42433421220232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46615497315660).

42433421220232 is an abundant number, since it is smaller than the sum of its proper divisors (50797573411088).

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

42433421220232 is a wasteful number, since it uses less digits than its factorization.

42433421220232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074471 (or 1074460 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 42433421220232 its reverse (23202212433424), we get a palindrome (65635633653656).

The spelling of 42433421220232 in words is "forty-two trillion, four hundred thirty-three billion, four hundred twenty-one million, two hundred twenty thousand, two hundred thirty-two".