143220313210873 has 2 divisors, whose sum is σ = 143220313210874. Its totient is φ = 143220313210872.

The previous prime is 143220313210831. The next prime is 143220313210973. The reversal of 143220313210873 is 378012313022341.

143220313210873 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85160911823289 + 58059401387584 = 9228267^2 + 7619672^2 .

It is a cyclic number.

It is not a de Polignac number, because 143220313210873 - 2¹⁷ = 143220313079801 is a prime.

It is not a weakly prime, because it can be changed into another prime (143220313210973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71610156605436 + 71610156605437.

It is an arithmetic number, because the mean of its divisors is an integer number (71610156605437).

Almost surely, 2^{143220313210873} is an apocalyptic number.

It is an amenable number.

143220313210873 is a deficient number, since it is larger than the sum of its proper divisors (1).

143220313210873 is an equidigital number, since it uses as much as digits as its factorization.

143220313210873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 143220313210873 in words is "one hundred forty-three trillion, two hundred twenty billion, three hundred thirteen million, two hundred ten thousand, eight hundred seventy-three".