142321204143047 has 2 divisors, whose sum is σ = 142321204143048. Its totient is φ = 142321204143046.

The previous prime is 142321204143011. The next prime is 142321204143067. The reversal of 142321204143047 is 740341402123241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142321204143047 - 2⁶ = 142321204142983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 142321204143047.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142321204143067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71160602071523 + 71160602071524.

It is an arithmetic number, because the mean of its divisors is an integer number (71160602071524).

Almost surely, 2^{142321204143047} is an apocalyptic number.

142321204143047 is a deficient number, since it is larger than the sum of its proper divisors (1).

142321204143047 is an equidigital number, since it uses as much as digits as its factorization.

142321204143047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129024, while the sum is 38.

Adding to 142321204143047 its reverse (740341402123241), we get a palindrome (882662606266288).

The spelling of 142321204143047 in words is "one hundred forty-two trillion, three hundred twenty-one billion, two hundred four million, one hundred forty-three thousand, forty-seven".