201220120307 has 2 divisors, whose sum is σ = 201220120308. Its totient is φ = 201220120306.

The previous prime is 201220120301. The next prime is 201220120327. The reversal of 201220120307 is 703021022102.

It is an a-pointer prime, because the next prime (201220120327) can be obtained adding 201220120307 to its sum of digits (20).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201220120307 - 2⁴ = 201220120291 is a prime.

It is not a weakly prime, because it can be changed into another prime (201220120301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100610060153 + 100610060154.

It is an arithmetic number, because the mean of its divisors is an integer number (100610060154).

Almost surely, 2^201220120307 is an apocalyptic number.

201220120307 is a deficient number, since it is larger than the sum of its proper divisors (1).

201220120307 is an equidigital number, since it uses as much as digits as its factorization.

201220120307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 20.

Adding to 201220120307 its reverse (703021022102), we get a palindrome (904241142409).

The spelling of 201220120307 in words is "two hundred one billion, two hundred twenty million, one hundred twenty thousand, three hundred seven".