12220100211 has 64 divisors (see below), whose sum is σ = 19764264960. Its totient is φ = 6631632000.

The previous prime is 12220100203. The next prime is 12220100219. The reversal of 12220100211 is 11200102221.

It is an interprime number because it is at equal distance from previous prime (12220100203) and next prime (12220100219).

It is not a de Polignac number, because 12220100211 - 2³ = 12220100203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12220100219) 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, 828481 + ... + 843101.

It is an arithmetic number, because the mean of its divisors is an integer number (308816640).

Almost surely, 2^12220100211 is an apocalyptic number.

12220100211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12220100211 is a deficient number, since it is larger than the sum of its proper divisors (7544164749).

12220100211 is a wasteful number, since it uses less digits than its factorization.

12220100211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14728.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12220100211 its reverse (11200102221), we get a palindrome (23420202432).

The spelling of 12220100211 in words is "twelve billion, two hundred twenty million, one hundred thousand, two hundred eleven".