212001121103 has 2 divisors, whose sum is σ = 212001121104. Its totient is φ = 212001121102.

The previous prime is 212001121063. The next prime is 212001121121. The reversal of 212001121103 is 301121100212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212001121103 - 2⁸ = 212001120847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212001121183) 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, 106000560551 + 106000560552.

It is an arithmetic number, because the mean of its divisors is an integer number (106000560552).

Almost surely, 2^212001121103 is an apocalyptic number.

212001121103 is a deficient number, since it is larger than the sum of its proper divisors (1).

212001121103 is an equidigital number, since it uses as much as digits as its factorization.

212001121103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 212001121103 its reverse (301121100212), we get a palindrome (513122221315).

The spelling of 212001121103 in words is "two hundred twelve billion, one million, one hundred twenty-one thousand, one hundred three".