1443132022021 has 2 divisors, whose sum is σ = 1443132022022. Its totient is φ = 1443132022020.

The previous prime is 1443132022009. The next prime is 1443132022027. The reversal of 1443132022021 is 1202202313441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1124206401796 + 318925620225 = 1060286^2 + 564735^2 .

It is a cyclic number.

It is not a de Polignac number, because 1443132022021 - 2⁷ = 1443132021893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1443132022027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 721566011010 + 721566011011.

It is an arithmetic number, because the mean of its divisors is an integer number (721566011011).

Almost surely, 2^{1443132022021} is an apocalyptic number.

It is an amenable number.

1443132022021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1443132022021 is an equidigital number, since it uses as much as digits as its factorization.

1443132022021 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 1443132022021 its reverse (1202202313441), we get a palindrome (2645334335462).

The spelling of 1443132022021 in words is "one trillion, four hundred forty-three billion, one hundred thirty-two million, twenty-two thousand, twenty-one".