232253451150221 has 2 divisors, whose sum is σ = 232253451150222. Its totient is φ = 232253451150220.

The previous prime is 232253451150211. The next prime is 232253451150311. The reversal of 232253451150221 is 122051154352232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 229547801197225 + 2705649952996 = 15150835^2 + 1644886^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232253451150221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232253451150211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116126725575110 + 116126725575111.

It is an arithmetic number, because the mean of its divisors is an integer number (116126725575111).

Almost surely, 2^{232253451150221} is an apocalyptic number.

It is an amenable number.

232253451150221 is a deficient number, since it is larger than the sum of its proper divisors (1).

232253451150221 is an equidigital number, since it uses as much as digits as its factorization.

232253451150221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 232253451150221 in words is "two hundred thirty-two trillion, two hundred fifty-three billion, four hundred fifty-one million, one hundred fifty thousand, two hundred twenty-one".