233203434441340 has 96 divisors (see below), whose sum is σ = 544672789032960. Its totient is φ = 83148526406400.

The previous prime is 233203434441331. The next prime is 233203434441347. The reversal of 233203434441340 is 43144434302332.

It is a junction number, because it is equal to n+sod(n) for n = 233203434441293 and 233203434441302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233203434441347) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12077925 + ... + 24744355.

It is an arithmetic number, because the mean of its divisors is an integer number (5673674885760).

Almost surely, 2^{233203434441340} is an apocalyptic number.

233203434441340 is a gapful number since it is divisible by the number (20) 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 233203434441340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272336394516480).

233203434441340 is an abundant number, since it is smaller than the sum of its proper divisors (311469354591620).

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

233203434441340 is a wasteful number, since it uses less digits than its factorization.

233203434441340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12668083 (or 12668081 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 40.

Adding to 233203434441340 its reverse (43144434302332), we get a palindrome (276347868743672).

The spelling of 233203434441340 in words is "two hundred thirty-three trillion, two hundred three billion, four hundred thirty-four million, four hundred forty-one thousand, three hundred forty".