143210314381 has 2 divisors, whose sum is σ = 143210314382. Its totient is φ = 143210314380.

The previous prime is 143210314367. The next prime is 143210314399. The reversal of 143210314381 is 183413012341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133188502500 + 10021811881 = 364950^2 + 100109^2 .

It is a cyclic number.

It is not a de Polignac number, because 143210314381 - 2⁵ = 143210314349 is a prime.

It is a super-2 number, since 2×143210314381² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143280314381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71605157190 + 71605157191.

It is an arithmetic number, because the mean of its divisors is an integer number (71605157191).

Almost surely, 2^143210314381 is an apocalyptic number.

It is an amenable number.

143210314381 is a deficient number, since it is larger than the sum of its proper divisors (1).

143210314381 is an equidigital number, since it uses as much as digits as its factorization.

143210314381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 31.

The spelling of 143210314381 in words is "one hundred forty-three billion, two hundred ten million, three hundred fourteen thousand, three hundred eighty-one".