143334300220021 has 2 divisors, whose sum is σ = 143334300220022. Its totient is φ = 143334300220020.

The previous prime is 143334300219899. The next prime is 143334300220049. The reversal of 143334300220021 is 120022003433341.

It is a happy number.

It is an a-pointer prime, because the next prime (143334300220049) can be obtained adding 143334300220021 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132973877844900 + 10360422375121 = 11531430^2 + 3218761^2 .

It is a cyclic number.

It is not a de Polignac number, because 143334300220021 - 2⁷ = 143334300219893 is a prime.

It is a super-2 number, since 2×143334300220021² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143334304220021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71667150110010 + 71667150110011.

It is an arithmetic number, because the mean of its divisors is an integer number (71667150110011).

Almost surely, 2^{143334300220021} is an apocalyptic number.

It is an amenable number.

143334300220021 is a deficient number, since it is larger than the sum of its proper divisors (1).

143334300220021 is an equidigital number, since it uses as much as digits as its factorization.

143334300220021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 143334300220021 its reverse (120022003433341), we get a palindrome (263356303653362).

The spelling of 143334300220021 in words is "one hundred forty-three trillion, three hundred thirty-four billion, three hundred million, two hundred twenty thousand, twenty-one".