42320132012312 has 256 divisors, whose sum is σ = 105373419540480. Its totient is φ = 15426264268800.

The previous prime is 42320132012309. The next prime is 42320132012429. The reversal of 42320132012312 is 21321023102324.

It is a congruent number.

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, 1505451137 + ... + 1505479247.

It is an arithmetic number, because the mean of its divisors is an integer number (411614920080).

Almost surely, 2^{42320132012312} 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 42320132012312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52686709770240).

42320132012312 is an abundant number, since it is smaller than the sum of its proper divisors (63053287528168).

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

42320132012312 is a wasteful number, since it uses less digits than its factorization.

42320132012312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29002 (or 28998 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 42320132012312 its reverse (21321023102324), we get a palindrome (63641155114636).

The spelling of 42320132012312 in words is "forty-two trillion, three hundred twenty billion, one hundred thirty-two million, twelve thousand, three hundred twelve".