232444133141221 has 2 divisors, whose sum is σ = 232444133141222. Its totient is φ = 232444133141220.

The previous prime is 232444133141201. The next prime is 232444133141347. The reversal of 232444133141221 is 122141331444232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 143134640004321 + 89309493136900 = 11963889^2 + 9450370^2 .

It is a cyclic number.

It is not a de Polignac number, because 232444133141221 - 2³⁵ = 232409773402853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232444133141201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116222066570610 + 116222066570611.

It is an arithmetic number, because the mean of its divisors is an integer number (116222066570611).

Almost surely, 2^{232444133141221} is an apocalyptic number.

It is an amenable number.

232444133141221 is a deficient number, since it is larger than the sum of its proper divisors (1).

232444133141221 is an equidigital number, since it uses as much as digits as its factorization.

232444133141221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 110592, while the sum is 37.

Adding to 232444133141221 its reverse (122141331444232), we get a palindrome (354585464585453).

The spelling of 232444133141221 in words is "two hundred thirty-two trillion, four hundred forty-four billion, one hundred thirty-three million, one hundred forty-one thousand, two hundred twenty-one".