12120203107 has 2 divisors, whose sum is σ = 12120203108. Its totient is φ = 12120203106.

The previous prime is 12120203077. The next prime is 12120203143. The reversal of 12120203107 is 70130202121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12120203107 - 2¹⁵ = 12120170339 is a prime.

It is not a weakly prime, because it can be changed into another prime (12120203707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6060101553 + 6060101554.

It is an arithmetic number, because the mean of its divisors is an integer number (6060101554).

Almost surely, 2^12120203107 is an apocalyptic number.

12120203107 is a deficient number, since it is larger than the sum of its proper divisors (1).

12120203107 is an equidigital number, since it uses as much as digits as its factorization.

12120203107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 19.

Adding to 12120203107 its reverse (70130202121), we get a palindrome (82250405228).

The spelling of 12120203107 in words is "twelve billion, one hundred twenty million, two hundred three thousand, one hundred seven".