12197802233 has 4 divisors (see below), whose sum is σ = 12210211968. Its totient is φ = 12185392500.

The previous prime is 12197802223. The next prime is 12197802241. The reversal of 12197802233 is 33220879121.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12197802233 - 2¹⁶ = 12197736697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12197802223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6203393 + ... + 6205358.

It is an arithmetic number, because the mean of its divisors is an integer number (3052552992).

Almost surely, 2^12197802233 is an apocalyptic number.

It is an amenable number.

12197802233 is a deficient number, since it is larger than the sum of its proper divisors (12409735).

12197802233 is an equidigital number, since it uses as much as digits as its factorization.

12197802233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12409734.

The product of its (nonzero) digits is 36288, while the sum is 38.

The spelling of 12197802233 in words is "twelve billion, one hundred ninety-seven million, eight hundred two thousand, two hundred thirty-three".