120123340101 has 48 divisors (see below), whose sum is σ = 176578900992. Its totient is φ = 78680976000.

The previous prime is 120123340097. The next prime is 120123340123. The reversal of 120123340101 is 101043321021.

120123340101 is a `hidden beast` number, since 1 + 201 + 23 + 340 + 101 = 666.

It is not a de Polignac number, because 120123340101 - 2² = 120123340097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120123341101) 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 in 47 ways as a sum of consecutive naturals, for example, 118581271 + ... + 118582283.

It is an arithmetic number, because the mean of its divisors is an integer number (3678727104).

Almost surely, 2^120123340101 is an apocalyptic number.

It is an amenable number.

120123340101 is a deficient number, since it is larger than the sum of its proper divisors (56455560891).

120123340101 is a wasteful number, since it uses less digits than its factorization.

120123340101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1994 (or 1991 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 120123340101 its reverse (101043321021), we get a palindrome (221166661122).

The spelling of 120123340101 in words is "one hundred twenty billion, one hundred twenty-three million, three hundred forty thousand, one hundred one".