222210211211311 has 12 divisors (see below), whose sum is σ = 236050860329640. Its totient is φ = 209138520172160.

The previous prime is 222210211211299. The next prime is 222210211211333. The reversal of 222210211211311 is 113112112012222.

It is not a de Polignac number, because 222210211211311 - 2¹¹ = 222210211209263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222210211211341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 182825196 + ... + 184036606.

It is an arithmetic number, because the mean of its divisors is an integer number (19670905027470).

Almost surely, 2^{222210211211311} is an apocalyptic number.

222210211211311 is a deficient number, since it is larger than the sum of its proper divisors (13840649118329).

222210211211311 is a wasteful number, since it uses less digits than its factorization.

222210211211311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1846154 (or 1846137 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 22.

Adding to 222210211211311 its reverse (113112112012222), we get a palindrome (335322323223533).

The spelling of 222210211211311 in words is "two hundred twenty-two trillion, two hundred ten billion, two hundred eleven million, two hundred eleven thousand, three hundred eleven".