120123331103 has 2 divisors, whose sum is σ = 120123331104. Its totient is φ = 120123331102.

The previous prime is 120123331073. The next prime is 120123331109. The reversal of 120123331103 is 301133321021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120123331103 - 2¹² = 120123327007 is a prime.

It is a super-2 number, since 2×120123331103² (a number of 23 digits) contains 22 as substring.

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 (120123331109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60061665551 + 60061665552.

It is an arithmetic number, because the mean of its divisors is an integer number (60061665552).

Almost surely, 2^120123331103 is an apocalyptic number.

120123331103 is a deficient number, since it is larger than the sum of its proper divisors (1).

120123331103 is an equidigital number, since it uses as much as digits as its factorization.

120123331103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 120123331103 its reverse (301133321021), we get a palindrome (421256652124).

The spelling of 120123331103 in words is "one hundred twenty billion, one hundred twenty-three million, three hundred thirty-one thousand, one hundred three".