12011213107 has 2 divisors, whose sum is σ = 12011213108. Its totient is φ = 12011213106.

The previous prime is 12011213101. The next prime is 12011213131. The reversal of 12011213107 is 70131211021.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12011213107 is a prime.

It is not a weakly prime, because it can be changed into another prime (12011213101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005606553 + 6005606554.

It is an arithmetic number, because the mean of its divisors is an integer number (6005606554).

Almost surely, 2^12011213107 is an apocalyptic number.

12011213107 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011213107 is an equidigital number, since it uses as much as digits as its factorization.

12011213107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 19.

Adding to 12011213107 its reverse (70131211021), we get a palindrome (82142424128).

The spelling of 12011213107 in words is "twelve billion, eleven million, two hundred thirteen thousand, one hundred seven".