210211212303 has 6 divisors (see below), whose sum is σ = 303638417784. Its totient is φ = 140140808196.

The previous prime is 210211212301. The next prime is 210211212313. The reversal of 210211212303 is 303212112012.

210211212303 is a `hidden beast` number, since 210 + 211 + 212 + 30 + 3 = 666.

It is not a de Polignac number, because 210211212303 - 2¹ = 210211212301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210211212301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11678400675 + ... + 11678400692.

It is an arithmetic number, because the mean of its divisors is an integer number (50606402964).

Almost surely, 2^210211212303 is an apocalyptic number.

210211212303 is a deficient number, since it is larger than the sum of its proper divisors (93427205481).

210211212303 is a wasteful number, since it uses less digits than its factorization.

210211212303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23356801373 (or 23356801370 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 210211212303 its reverse (303212112012), we get a palindrome (513423324315).

The spelling of 210211212303 in words is "two hundred ten billion, two hundred eleven million, two hundred twelve thousand, three hundred three".