120113105 has 32 divisors (see below), whose sum is σ = 170325504. Its totient is φ = 79612416.

The previous prime is 120113083. The next prime is 120113113. The reversal of 120113105 is 501311021.

It is a cyclic number.

It is not a de Polignac number, because 120113105 - 2¹⁰ = 120112081 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 120113105.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134972 + ... + 135858.

It is an arithmetic number, because the mean of its divisors is an integer number (5322672).

Almost surely, 2^120113105 is an apocalyptic number.

It is an amenable number.

120113105 is a deficient number, since it is larger than the sum of its proper divisors (50212399).

120113105 is an equidigital number, since it uses as much as digits as its factorization.

120113105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025.

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 120113105 is about 10959.6124475275. The cubic root of 120113105 is about 493.3973333798.

Adding to 120113105 its reverse (501311021), we get a palindrome (621424126).

The spelling of 120113105 in words is "one hundred twenty million, one hundred thirteen thousand, one hundred five".