12210211011 has 64 divisors (see below), whose sum is σ = 17729280000. Its totient is φ = 7458135552.

The previous prime is 12210211001. The next prime is 12210211037. The reversal of 12210211011 is 11011201221.

It is not a de Polignac number, because 12210211011 - 2¹⁰ = 12210209987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12210211001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 45390985 + ... + 45391253.

It is an arithmetic number, because the mean of its divisors is an integer number (277020000).

Almost surely, 2^12210211011 is an apocalyptic number.

12210211011 is a deficient number, since it is larger than the sum of its proper divisors (5519068989).

12210211011 is a wasteful number, since it uses less digits than its factorization.

12210211011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12210211011 its reverse (11011201221), we get a palindrome (23221412232).

The spelling of 12210211011 in words is "twelve billion, two hundred ten million, two hundred eleven thousand, eleven".