12192665229 has 6 divisors (see below), whose sum is σ = 17611627566. Its totient is φ = 8128443480.

The previous prime is 12192665227. The next prime is 12192665231. The reversal of 12192665229 is 92256629121.

It is an interprime number because it is at equal distance from previous prime (12192665227) and next prime (12192665231).

It can be written as a sum of positive squares in only one way, i.e., 7800952329 + 4391712900 = 88323^2 + 66270^2 .

It is not a de Polignac number, because 12192665229 - 2¹ = 12192665227 is a prime.

It is a super-2 number, since 2×12192665229² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12192665227) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 677370282 + ... + 677370299.

It is an arithmetic number, because the mean of its divisors is an integer number (2935271261).

Almost surely, 2^12192665229 is an apocalyptic number.

It is an amenable number.

12192665229 is a deficient number, since it is larger than the sum of its proper divisors (5418962337).

12192665229 is a wasteful number, since it uses less digits than its factorization.

12192665229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1354740587 (or 1354740584 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The spelling of 12192665229 in words is "twelve billion, one hundred ninety-two million, six hundred sixty-five thousand, two hundred twenty-nine".