20212032323429 has 2 divisors, whose sum is σ = 20212032323430. Its totient is φ = 20212032323428.

The previous prime is 20212032323411. The next prime is 20212032323473. The reversal of 20212032323429 is 92432323021202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11472263507329 + 8739768816100 = 3387073^2 + 2956310^2 .

It is a cyclic number.

It is not a de Polignac number, because 20212032323429 - 2²⁴ = 20212015546213 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20212032323629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10106016161714 + 10106016161715.

It is an arithmetic number, because the mean of its divisors is an integer number (10106016161715).

Almost surely, 2^{20212032323429} is an apocalyptic number.

It is an amenable number.

20212032323429 is a deficient number, since it is larger than the sum of its proper divisors (1).

20212032323429 is an equidigital number, since it uses as much as digits as its factorization.

20212032323429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 35.

The spelling of 20212032323429 in words is "twenty trillion, two hundred twelve billion, thirty-two million, three hundred twenty-three thousand, four hundred twenty-nine".