211223003203 has 2 divisors, whose sum is σ = 211223003204. Its totient is φ = 211223003202.

The previous prime is 211223003171. The next prime is 211223003237. The reversal of 211223003203 is 302300322112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211223003203 - 2⁵ = 211223003171 is a prime.

It is not a weakly prime, because it can be changed into another prime (211223009203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105611501601 + 105611501602.

It is an arithmetic number, because the mean of its divisors is an integer number (105611501602).

Almost surely, 2^211223003203 is an apocalyptic number.

211223003203 is a deficient number, since it is larger than the sum of its proper divisors (1).

211223003203 is an equidigital number, since it uses as much as digits as its factorization.

211223003203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 211223003203 its reverse (302300322112), we get a palindrome (513523325315).

The spelling of 211223003203 in words is "two hundred eleven billion, two hundred twenty-three million, three thousand, two hundred three".