232313400200221 has 4 divisors (see below), whose sum is σ = 232313555641212. Its totient is φ = 232313244759232.

The previous prime is 232313400200209. The next prime is 232313400200227. The reversal of 232313400200221 is 122002004313232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27186984804996 + 205126415395225 = 5214114^2 + 14322235^2 .

It is a cyclic number.

It is not a de Polignac number, because 232313400200221 - 2³¹ = 232311252716573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232313400200227) 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 3 ways as a sum of consecutive naturals, for example, 75456700 + ... + 78475093.

It is an arithmetic number, because the mean of its divisors is an integer number (58078388910303).

Almost surely, 2^{232313400200221} is an apocalyptic number.

It is an amenable number.

232313400200221 is a deficient number, since it is larger than the sum of its proper divisors (155440991).

232313400200221 is a wasteful number, since it uses less digits than its factorization.

232313400200221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155440990.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 232313400200221 its reverse (122002004313232), we get a palindrome (354315404513453).

The spelling of 232313400200221 in words is "two hundred thirty-two trillion, three hundred thirteen billion, four hundred million, two hundred thousand, two hundred twenty-one".