212228603 has 2 divisors, whose sum is σ = 212228604. Its totient is φ = 212228602.

The previous prime is 212228579. The next prime is 212228671. The reversal of 212228603 is 306822212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212228603 - 2⁶ = 212228539 is a prime.

It is a nialpdrome in base 11.

It is not a weakly prime, because it can be changed into another prime (212228683) 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, 106114301 + 106114302.

It is an arithmetic number, because the mean of its divisors is an integer number (106114302).

Almost surely, 2^212228603 is an apocalyptic number.

212228603 is a deficient number, since it is larger than the sum of its proper divisors (1).

212228603 is an equidigital number, since it uses as much as digits as its factorization.

212228603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 212228603 is about 14568.0679226862. The cubic root of 212228603 is about 596.4874424342.

The spelling of 212228603 in words is "two hundred twelve million, two hundred twenty-eight thousand, six hundred three".