212112201100039 has 2 divisors, whose sum is σ = 212112201100040. Its totient is φ = 212112201100038.

The previous prime is 212112201099977. The next prime is 212112201100109. The reversal of 212112201100039 is 930001102211212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212112201100039 - 2³⁹ = 211562445286151 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212112201099986 and 212112201100022.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212112201110039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106056100550019 + 106056100550020.

It is an arithmetic number, because the mean of its divisors is an integer number (106056100550020).

Almost surely, 2^{212112201100039} is an apocalyptic number.

212112201100039 is a deficient number, since it is larger than the sum of its proper divisors (1).

212112201100039 is an equidigital number, since it uses as much as digits as its factorization.

212112201100039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 25.

The spelling of 212112201100039 in words is "two hundred twelve trillion, one hundred twelve billion, two hundred one million, one hundred thousand, thirty-nine".