12222222107 has 2 divisors, whose sum is σ = 12222222108. Its totient is φ = 12222222106.

The previous prime is 12222222101. The next prime is 12222222119. The reversal of 12222222107 is 70122222221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12222222107 - 2⁴ = 12222222091 is a prime.

It is not a weakly prime, because it can be changed into another prime (12222222101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6111111053 + 6111111054.

It is an arithmetic number, because the mean of its divisors is an integer number (6111111054).

Almost surely, 2^12222222107 is an apocalyptic number.

12222222107 is a deficient number, since it is larger than the sum of its proper divisors (1).

12222222107 is an equidigital number, since it uses as much as digits as its factorization.

12222222107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 23.

Adding to 12222222107 its reverse (70122222221), we get a palindrome (82344444328).

The spelling of 12222222107 in words is "twelve billion, two hundred twenty-two million, two hundred twenty-two thousand, one hundred seven".