211420213003 has 2 divisors, whose sum is σ = 211420213004. Its totient is φ = 211420213002.

The previous prime is 211420212953. The next prime is 211420213021. The reversal of 211420213003 is 300312024112.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211420213003 - 2²⁹ = 210883342091 is a prime.

It is not a weakly prime, because it can be changed into another prime (211420213033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105710106501 + 105710106502.

It is an arithmetic number, because the mean of its divisors is an integer number (105710106502).

Almost surely, 2^211420213003 is an apocalyptic number.

211420213003 is a deficient number, since it is larger than the sum of its proper divisors (1).

211420213003 is an equidigital number, since it uses as much as digits as its factorization.

211420213003 is an evil number, because the sum of its binary digits is even.

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

Adding to 211420213003 its reverse (300312024112), we get a palindrome (511732237115).

The spelling of 211420213003 in words is "two hundred eleven billion, four hundred twenty million, two hundred thirteen thousand, three".