212231212003 has 2 divisors, whose sum is σ = 212231212004. Its totient is φ = 212231212002.

The previous prime is 212231212001. The next prime is 212231212007. The reversal of 212231212003 is 300212132212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212231212003 - 2¹ = 212231212001 is a prime.

Together with 212231212001, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (212231212001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106115606001 + 106115606002.

It is an arithmetic number, because the mean of its divisors is an integer number (106115606002).

Almost surely, 2^212231212003 is an apocalyptic number.

212231212003 is a deficient number, since it is larger than the sum of its proper divisors (1).

212231212003 is an equidigital number, since it uses as much as digits as its factorization.

212231212003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 212231212003 its reverse (300212132212), we get a palindrome (512443344215).

The spelling of 212231212003 in words is "two hundred twelve billion, two hundred thirty-one million, two hundred twelve thousand, three".