10212405851 has 2 divisors, whose sum is σ = 10212405852. Its totient is φ = 10212405850.

The previous prime is 10212405839. The next prime is 10212405899. The reversal of 10212405851 is 15850421201.

10212405851 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (15850421201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10212405851 - 2³⁰ = 9138664027 is a prime.

It is not a weakly prime, because it can be changed into another prime (10212405811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106202925 + 5106202926.

It is an arithmetic number, because the mean of its divisors is an integer number (5106202926).

Almost surely, 2^10212405851 is an apocalyptic number.

10212405851 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212405851 is an equidigital number, since it uses as much as digits as its factorization.

10212405851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3200, while the sum is 29.

The spelling of 10212405851 in words is "ten billion, two hundred twelve million, four hundred five thousand, eight hundred fifty-one".