23331013424432 has 80 divisors (see below), whose sum is σ = 53367224469504. Its totient is φ = 9669345408000.

The previous prime is 23331013424431. The next prime is 23331013424447. The reversal of 23331013424432 is 23442431013332.

It is a super-2 number, since 2×23331013424432² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23331013424392 and 23331013424401.

It is not an unprimeable number, because it can be changed into a prime (23331013424431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2256707 + ... + 7194077.

Almost surely, 2^{23331013424432} 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 23331013424432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26683612234752).

23331013424432 is an abundant number, since it is smaller than the sum of its proper divisors (30036211045072).

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

23331013424432 is a wasteful number, since it uses less digits than its factorization.

23331013424432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4938778 (or 4938772 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 23331013424432 its reverse (23442431013332), we get a palindrome (46773444437764).

The spelling of 23331013424432 in words is "twenty-three trillion, three hundred thirty-one billion, thirteen million, four hundred twenty-four thousand, four hundred thirty-two".