12100221100103 has 2 divisors, whose sum is σ = 12100221100104. Its totient is φ = 12100221100102.

The previous prime is 12100221099991. The next prime is 12100221100183. The reversal of 12100221100103 is 30100112200121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12100221100103 - 2¹⁶ = 12100221034567 is a prime.

It is a super-2 number, since 2×12100221100103² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12100221100183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050110550051 + 6050110550052.

It is an arithmetic number, because the mean of its divisors is an integer number (6050110550052).

Almost surely, 2^{12100221100103} is an apocalyptic number.

12100221100103 is a deficient number, since it is larger than the sum of its proper divisors (1).

12100221100103 is an equidigital number, since it uses as much as digits as its factorization.

12100221100103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 12100221100103 its reverse (30100112200121), we get a palindrome (42200333300224).

The spelling of 12100221100103 in words is "twelve trillion, one hundred billion, two hundred twenty-one million, one hundred thousand, one hundred three".