12202261229 has 2 divisors, whose sum is σ = 12202261230. Its totient is φ = 12202261228.

The previous prime is 12202261189. The next prime is 12202261283. The reversal of 12202261229 is 92216220221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11382756100 + 819505129 = 106690^2 + 28627^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12202261229 is a prime.

It is a super-3 number, since 3×12202261229³ (a number of 31 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12202261129) 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 as a sum of consecutive naturals, namely, 6101130614 + 6101130615.

It is an arithmetic number, because the mean of its divisors is an integer number (6101130615).

Almost surely, 2^12202261229 is an apocalyptic number.

It is an amenable number.

12202261229 is a deficient number, since it is larger than the sum of its proper divisors (1).

12202261229 is an equidigital number, since it uses as much as digits as its factorization.

12202261229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 12202261229 in words is "twelve billion, two hundred two million, two hundred sixty-one thousand, two hundred twenty-nine".