12020121020207 has 2 divisors, whose sum is σ = 12020121020208. Its totient is φ = 12020121020206.

The previous prime is 12020121020107. The next prime is 12020121020333. The reversal of 12020121020207 is 70202012102021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12020121020207 - 2²⁶ = 12020053911343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12020121020107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6010060510103 + 6010060510104.

It is an arithmetic number, because the mean of its divisors is an integer number (6010060510104).

Almost surely, 2^{12020121020207} is an apocalyptic number.

12020121020207 is a deficient number, since it is larger than the sum of its proper divisors (1).

12020121020207 is an equidigital number, since it uses as much as digits as its factorization.

12020121020207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 20.

Adding to 12020121020207 its reverse (70202012102021), we get a palindrome (82222133122228).

The spelling of 12020121020207 in words is "twelve trillion, twenty billion, one hundred twenty-one million, twenty thousand, two hundred seven".