212570443 has 2 divisors, whose sum is σ = 212570444. Its totient is φ = 212570442.

The previous prime is 212570429. The next prime is 212570467. The reversal of 212570443 is 344075212.

212570443 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 a cyclic number.

It is not a de Polignac number, because 212570443 - 2¹⁷ = 212439371 is a prime.

It is not a weakly prime, because it can be changed into another prime (212570483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106285221 + 106285222.

It is an arithmetic number, because the mean of its divisors is an integer number (106285222).

Almost surely, 2^212570443 is an apocalyptic number.

212570443 is a deficient number, since it is larger than the sum of its proper divisors (1).

212570443 is an equidigital number, since it uses as much as digits as its factorization.

212570443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 212570443 is about 14579.7957118747. The cubic root of 212570443 is about 596.8075279231.

The spelling of 212570443 in words is "two hundred twelve million, five hundred seventy thousand, four hundred forty-three".