32142143031209 has 2 divisors, whose sum is σ = 32142143031210. Its totient is φ = 32142143031208.

The previous prime is 32142143031199. The next prime is 32142143031263. The reversal of 32142143031209 is 90213034124123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24033476736025 + 8108666295184 = 4902395^2 + 2847572^2 .

It is an emirp because it is prime and its reverse (90213034124123) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32142143031209 is a prime.

It is not a weakly prime, because it can be changed into another prime (32142143030209) 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, 16071071515604 + 16071071515605.

It is an arithmetic number, because the mean of its divisors is an integer number (16071071515605).

Almost surely, 2^{32142143031209} is an apocalyptic number.

It is an amenable number.

32142143031209 is a deficient number, since it is larger than the sum of its proper divisors (1).

32142143031209 is an equidigital number, since it uses as much as digits as its factorization.

32142143031209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 32142143031209 in words is "thirty-two trillion, one hundred forty-two billion, one hundred forty-three million, thirty-one thousand, two hundred nine".