120504545105 has 8 divisors (see below), whose sum is σ = 165263376192. Its totient is φ = 82631688048.

The previous prime is 120504545069. The next prime is 120504545107. The reversal of 120504545105 is 501545405021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120504545105 - 2⁶ = 120504545041 is a prime.

It is a super-2 number, since 2×120504545105² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120504545107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1721493467 + ... + 1721493536.

It is an arithmetic number, because the mean of its divisors is an integer number (20657922024).

Almost surely, 2^120504545105 is an apocalyptic number.

It is an amenable number.

120504545105 is a deficient number, since it is larger than the sum of its proper divisors (44758831087).

120504545105 is an equidigital number, since it uses as much as digits as its factorization.

120504545105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3442987015.

The product of its (nonzero) digits is 20000, while the sum is 32.

The spelling of 120504545105 in words is "one hundred twenty billion, five hundred four million, five hundred forty-five thousand, one hundred five".