12211101106 has 4 divisors (see below), whose sum is σ = 18316651662. Its totient is φ = 6105550552.

The previous prime is 12211101101. The next prime is 12211101163. The reversal of 12211101106 is 60110111221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10309356225 + 1901744881 = 101535^2 + 43609^2 .

It is a super-2 number, since 2×12211101106² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12211101106.

It is not an unprimeable number, because it can be changed into a prime (12211101101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3052775275 + ... + 3052775278.

Almost surely, 2^12211101106 is an apocalyptic number.

12211101106 is a deficient number, since it is larger than the sum of its proper divisors (6105550556).

12211101106 is an equidigital number, since it uses as much as digits as its factorization.

12211101106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6105550555.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 12211101106 its reverse (60110111221), we get a palindrome (72321212327).

The spelling of 12211101106 in words is "twelve billion, two hundred eleven million, one hundred one thousand, one hundred six".