232121323310412 has 96 divisors (see below), whose sum is σ = 572403633177600. Its totient is φ = 73091995748352.

The previous prime is 232121323310333. The next prime is 232121323310419. The reversal of 232121323310412 is 214013323121232.

It is a self number, because there is not a number n which added to its sum of digits gives 232121323310412.

It is not an unprimeable number, because it can be changed into a prime (232121323310419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47028348 + ... + 51729180.

It is an arithmetic number, because the mean of its divisors is an integer number (5962537845600).

Almost surely, 2^{232121323310412} 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 232121323310412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (286201816588800).

232121323310412 is an abundant number, since it is smaller than the sum of its proper divisors (340282309867188).

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

232121323310412 is a wasteful number, since it uses less digits than its factorization.

232121323310412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4703935 (or 4703933 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 232121323310412 its reverse (214013323121232), we get a palindrome (446134646431644).

The spelling of 232121323310412 in words is "two hundred thirty-two trillion, one hundred twenty-one billion, three hundred twenty-three million, three hundred ten thousand, four hundred twelve".