212103021023303 has 2 divisors, whose sum is σ = 212103021023304. Its totient is φ = 212103021023302.

The previous prime is 212103021023273. The next prime is 212103021023351. The reversal of 212103021023303 is 303320120301212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212103021023303 - 2²⁴ = 212103004246087 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212103021023353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106051510511651 + 106051510511652.

It is an arithmetic number, because the mean of its divisors is an integer number (106051510511652).

Almost surely, 2^{212103021023303} is an apocalyptic number.

212103021023303 is a deficient number, since it is larger than the sum of its proper divisors (1).

212103021023303 is an equidigital number, since it uses as much as digits as its factorization.

212103021023303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 212103021023303 its reverse (303320120301212), we get a palindrome (515423141324515).

The spelling of 212103021023303 in words is "two hundred twelve trillion, one hundred three billion, twenty-one million, twenty-three thousand, three hundred three".