212210211303 has 24 divisors (see below), whose sum is σ = 317429236800. Its totient is φ = 136528666560.

The previous prime is 212210211271. The next prime is 212210211307. The reversal of 212210211303 is 303112012212.

212210211303 is a `hidden beast` number, since 212 + 210 + 211 + 30 + 3 = 666.

It is not a de Polignac number, because 212210211303 - 2⁵ = 212210211271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212210211307) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3617503 + ... + 3675696.

It is an arithmetic number, because the mean of its divisors is an integer number (13226218200).

Almost surely, 2^212210211303 is an apocalyptic number.

212210211303 is a deficient number, since it is larger than the sum of its proper divisors (105219025497).

212210211303 is a wasteful number, since it uses less digits than its factorization.

212210211303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7293319 (or 7293316 counting only the distinct ones).

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

Adding to 212210211303 its reverse (303112012212), we get a palindrome (515322223515).

The spelling of 212210211303 in words is "two hundred twelve billion, two hundred ten million, two hundred eleven thousand, three hundred three".