10212786443 has 2 divisors, whose sum is σ = 10212786444. Its totient is φ = 10212786442.

The previous prime is 10212786427. The next prime is 10212786461. The reversal of 10212786443 is 34468721201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10212786443 - 2⁴ = 10212786427 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 10212786397 and 10212786406.

It is not a weakly prime, because it can be changed into another prime (10212786403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106393221 + 5106393222.

It is an arithmetic number, because the mean of its divisors is an integer number (5106393222).

Almost surely, 2^10212786443 is an apocalyptic number.

10212786443 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212786443 is an equidigital number, since it uses as much as digits as its factorization.

10212786443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64512, while the sum is 38.

The spelling of 10212786443 in words is "ten billion, two hundred twelve million, seven hundred eighty-six thousand, four hundred forty-three".