120120012100103 has 2 divisors, whose sum is σ = 120120012100104. Its totient is φ = 120120012100102.

The previous prime is 120120012100037. The next prime is 120120012100117. The reversal of 120120012100103 is 301001210021021.

It is an a-pointer prime, because the next prime (120120012100117) can be obtained adding 120120012100103 to its sum of digits (14).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120120012100103 - 2¹⁰ = 120120012099079 is a prime.

It is a super-2 number, since 2×120120012100103² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120120012100303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60060006050051 + 60060006050052.

It is an arithmetic number, because the mean of its divisors is an integer number (60060006050052).

Almost surely, 2^{120120012100103} is an apocalyptic number.

120120012100103 is a deficient number, since it is larger than the sum of its proper divisors (1).

120120012100103 is an equidigital number, since it uses as much as digits as its factorization.

120120012100103 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 120120012100103 its reverse (301001210021021), we get a palindrome (421121222121124).

The spelling of 120120012100103 in words is "one hundred twenty trillion, one hundred twenty billion, twelve million, one hundred thousand, one hundred three".