12220111006 has 16 divisors (see below), whose sum is σ = 18402215040. Its totient is φ = 6086087200.

The previous prime is 12220110997. The next prime is 12220111019. The reversal of 12220111006 is 60011102221.

It is a super-2 number, since 2×12220111006² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 522156 + ... + 545056.

It is an arithmetic number, because the mean of its divisors is an integer number (1150138440).

Almost surely, 2^12220111006 is an apocalyptic number.

12220111006 is a deficient number, since it is larger than the sum of its proper divisors (6182104034).

12220111006 is a wasteful number, since it uses less digits than its factorization.

12220111006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23939.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 12220111006 its reverse (60011102221), we get a palindrome (72231213227).

The spelling of 12220111006 in words is "twelve billion, two hundred twenty million, one hundred eleven thousand, six".