212111030003 has 2 divisors, whose sum is σ = 212111030004. Its totient is φ = 212111030002.

The previous prime is 212111029969. The next prime is 212111030011. The reversal of 212111030003 is 300030111212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212111030003 - 2¹⁴ = 212111013619 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 212111030003.

It is not a weakly prime, because it can be changed into another prime (212111030063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106055515001 + 106055515002.

It is an arithmetic number, because the mean of its divisors is an integer number (106055515002).

Almost surely, 2^212111030003 is an apocalyptic number.

212111030003 is a deficient number, since it is larger than the sum of its proper divisors (1).

212111030003 is an equidigital number, since it uses as much as digits as its factorization.

212111030003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 212111030003 its reverse (300030111212), we get a palindrome (512141141215).

The spelling of 212111030003 in words is "two hundred twelve billion, one hundred eleven million, thirty thousand, three".