233212412340 has 144 divisors (see below), whose sum is σ = 732360964608. Its totient is φ = 60032835072.

The previous prime is 233212412317. The next prime is 233212412351. The reversal of 233212412340 is 43214212332.

233212412340 is a `hidden beast` number, since 2 + 3 + 3 + 212 + 412 + 34 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 428769 + ... + 806391.

It is an arithmetic number, because the mean of its divisors is an integer number (5085840032).

Almost surely, 2^233212412340 is an apocalyptic number.

233212412340 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 233212412340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (366180482304).

233212412340 is an abundant number, since it is smaller than the sum of its proper divisors (499148552268).

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

233212412340 is a wasteful number, since it uses less digits than its factorization.

233212412340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377758 (or 377753 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 233212412340 its reverse (43214212332), we get a palindrome (276426624672).

The spelling of 233212412340 in words is "two hundred thirty-three billion, two hundred twelve million, four hundred twelve thousand, three hundred forty".