12202122211 has 2 divisors, whose sum is σ = 12202122212. Its totient is φ = 12202122210.

The previous prime is 12202122199. The next prime is 12202122253. The reversal of 12202122211 is 11222120221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12202122211 - 2¹³ = 12202114019 is a prime.

It is not a weakly prime, because it can be changed into another prime (12202122271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6101061105 + 6101061106.

It is an arithmetic number, because the mean of its divisors is an integer number (6101061106).

Almost surely, 2^12202122211 is an apocalyptic number.

12202122211 is a deficient number, since it is larger than the sum of its proper divisors (1).

12202122211 is an equidigital number, since it uses as much as digits as its factorization.

12202122211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12202122211 its reverse (11222120221), we get a palindrome (23424242432).

The spelling of 12202122211 in words is "twelve billion, two hundred two million, one hundred twenty-two thousand, two hundred eleven".