232420221413 has 2 divisors, whose sum is σ = 232420221414. Its totient is φ = 232420221412.

The previous prime is 232420221337. The next prime is 232420221431. The reversal of 232420221413 is 314122024232.

232420221413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (232420221431) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132413748769 + 100006472644 = 363887^2 + 316238^2 .

It is a cyclic number.

It is not a de Polignac number, because 232420221413 - 2²⁶ = 232353112549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232420221013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116210110706 + 116210110707.

It is an arithmetic number, because the mean of its divisors is an integer number (116210110707).

Almost surely, 2^232420221413 is an apocalyptic number.

It is an amenable number.

232420221413 is a deficient number, since it is larger than the sum of its proper divisors (1).

232420221413 is an equidigital number, since it uses as much as digits as its factorization.

232420221413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 232420221413 its reverse (314122024232), we get a palindrome (546542245645).

The spelling of 232420221413 in words is "two hundred thirty-two billion, four hundred twenty million, two hundred twenty-one thousand, four hundred thirteen".