142144414831031 has 2 divisors, whose sum is σ = 142144414831032. Its totient is φ = 142144414831030.

The previous prime is 142144414831019. The next prime is 142144414831039. The reversal of 142144414831031 is 130138414441241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142144414831031 - 2⁶ = 142144414830967 is a prime.

It is a super-2 number, since 2×142144414831031² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 142144414831031.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142144414831039) 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, 71072207415515 + 71072207415516.

It is an arithmetic number, because the mean of its divisors is an integer number (71072207415516).

Almost surely, 2^{142144414831031} is an apocalyptic number.

142144414831031 is a deficient number, since it is larger than the sum of its proper divisors (1).

142144414831031 is an equidigital number, since it uses as much as digits as its factorization.

142144414831031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 147456, while the sum is 41.

The spelling of 142144414831031 in words is "one hundred forty-two trillion, one hundred forty-four billion, four hundred fourteen million, eight hundred thirty-one thousand, thirty-one".