23301131340432 has 120 divisors (see below), whose sum is σ = 66274400909920. Its totient is φ = 7049199168000.

The previous prime is 23301131340413. The next prime is 23301131340457. The reversal of 23301131340432 is 23404313110332.

It is a self number, because there is not a number n which added to its sum of digits gives 23301131340432.

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, 152919 + ... + 6828297.

Almost surely, 2^{23301131340432} is an apocalyptic number.

23301131340432 is a gapful number since it is divisible by the number (22) 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 23301131340432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33137200454960).

23301131340432 is an abundant number, since it is smaller than the sum of its proper divisors (42973269569488).

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

23301131340432 is a wasteful number, since it uses less digits than its factorization.

23301131340432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6676013 (or 6675996 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 23301131340432 its reverse (23404313110332), we get a palindrome (46705444450764).

The spelling of 23301131340432 in words is "twenty-three trillion, three hundred one billion, one hundred thirty-one million, three hundred forty thousand, four hundred thirty-two".