23431041421032 has 128 divisors (see below), whose sum is σ = 68611287951360. Its totient is φ = 6528531260160.

The previous prime is 23431041420967. The next prime is 23431041421091. The reversal of 23431041421032 is 23012414013432.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1988218 + ... + 7128470.

It is an arithmetic number, because the mean of its divisors is an integer number (536025687120).

Almost surely, 2^{23431041421032} 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 23431041421032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34305643975680).

23431041421032 is an abundant number, since it is smaller than the sum of its proper divisors (45180246530328).

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

23431041421032 is a wasteful number, since it uses less digits than its factorization.

23431041421032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5140943 (or 5140939 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 23431041421032 its reverse (23012414013432), we get a palindrome (46443455434464).

The spelling of 23431041421032 in words is "twenty-three trillion, four hundred thirty-one billion, forty-one million, four hundred twenty-one thousand, thirty-two".