12211167115 has 16 divisors (see below), whose sum is σ = 16748863488. Its totient is φ = 8372311776.

The previous prime is 12211167103. The next prime is 12211167119. The reversal of 12211167115 is 51176111221.

It is a cyclic number.

It is not a de Polignac number, because 12211167115 - 2¹¹ = 12211165067 is a prime.

It is a super-2 number, since 2×12211167115² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12211167119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 343674 + ... + 377536.

It is an arithmetic number, because the mean of its divisors is an integer number (1046803968).

Almost surely, 2^12211167115 is an apocalyptic number.

12211167115 is a deficient number, since it is larger than the sum of its proper divisors (4537696373).

12211167115 is a wasteful number, since it uses less digits than its factorization.

12211167115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44178.

The product of its digits is 840, while the sum is 28.

Adding to 12211167115 its reverse (51176111221), we get a palindrome (63387278336).

The spelling of 12211167115 in words is "twelve billion, two hundred eleven million, one hundred sixty-seven thousand, one hundred fifteen".