143221014242401 has 2 divisors, whose sum is σ = 143221014242402. Its totient is φ = 143221014242400.

The previous prime is 143221014242389. The next prime is 143221014242539. The reversal of 143221014242401 is 104242410122341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90292260946176 + 52928753296225 = 9502224^2 + 7275215^2 .

It is a cyclic number.

It is not a de Polignac number, because 143221014242401 - 2⁹ = 143221014241889 is a prime.

It is not a weakly prime, because it can be changed into another prime (143221054242401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71610507121200 + 71610507121201.

It is an arithmetic number, because the mean of its divisors is an integer number (71610507121201).

Almost surely, 2^{143221014242401} is an apocalyptic number.

It is an amenable number.

143221014242401 is a deficient number, since it is larger than the sum of its proper divisors (1).

143221014242401 is an equidigital number, since it uses as much as digits as its factorization.

143221014242401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 143221014242401 its reverse (104242410122341), we get a palindrome (247463424364742).

The spelling of 143221014242401 in words is "one hundred forty-three trillion, two hundred twenty-one billion, fourteen million, two hundred forty-two thousand, four hundred one".