232212310004221 has 2 divisors, whose sum is σ = 232212310004222. Its totient is φ = 232212310004220.

The previous prime is 232212310004209. The next prime is 232212310004239. The reversal of 232212310004221 is 122400013212232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 225908745728121 + 6303564276100 = 15030261^2 + 2510690^2 .

It is a cyclic number.

It is not a de Polignac number, because 232212310004221 - 2¹¹ = 232212310002173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232212310007221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116106155002110 + 116106155002111.

It is an arithmetic number, because the mean of its divisors is an integer number (116106155002111).

Almost surely, 2^{232212310004221} is an apocalyptic number.

It is an amenable number.

232212310004221 is a deficient number, since it is larger than the sum of its proper divisors (1).

232212310004221 is an equidigital number, since it uses as much as digits as its factorization.

232212310004221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 232212310004221 its reverse (122400013212232), we get a palindrome (354612323216453).

The spelling of 232212310004221 in words is "two hundred thirty-two trillion, two hundred twelve billion, three hundred ten million, four thousand, two hundred twenty-one".