12120220103 has 2 divisors, whose sum is σ = 12120220104. Its totient is φ = 12120220102.

The previous prime is 12120220097. The next prime is 12120220109. The reversal of 12120220103 is 30102202121.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (12120220097) and next prime (12120220109).

It is a cyclic number.

It is not a de Polignac number, because 12120220103 - 2²² = 12116025799 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12120220109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6060110051 + 6060110052.

It is an arithmetic number, because the mean of its divisors is an integer number (6060110052).

Almost surely, 2^12120220103 is an apocalyptic number.

12120220103 is a deficient number, since it is larger than the sum of its proper divisors (1).

12120220103 is an equidigital number, since it uses as much as digits as its factorization.

12120220103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 12120220103 its reverse (30102202121), we get a palindrome (42222422224).

The spelling of 12120220103 in words is "twelve billion, one hundred twenty million, two hundred twenty thousand, one hundred three".