142320322036187 has 2 divisors, whose sum is σ = 142320322036188. Its totient is φ = 142320322036186.

The previous prime is 142320322036181. The next prime is 142320322036267. The reversal of 142320322036187 is 781630223023241.

It is a weak prime.

It is an emirp because it is prime and its reverse (781630223023241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 142320322036187 - 2³⁸ = 142045444129243 is a prime.

It is not a weakly prime, because it can be changed into another prime (142320322036181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71160161018093 + 71160161018094.

It is an arithmetic number, because the mean of its divisors is an integer number (71160161018094).

Almost surely, 2^{142320322036187} is an apocalyptic number.

142320322036187 is a deficient number, since it is larger than the sum of its proper divisors (1).

142320322036187 is an equidigital number, since it uses as much as digits as its factorization.

142320322036187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 44.

The spelling of 142320322036187 in words is "one hundred forty-two trillion, three hundred twenty billion, three hundred twenty-two million, thirty-six thousand, one hundred eighty-seven".