120605430051 has 12 divisors (see below), whose sum is σ = 174299508240. Its totient is φ = 80361313200.

The previous prime is 120605429983. The next prime is 120605430091. The reversal of 120605430051 is 150034506021.

120605430051 is a `hidden beast` number, since 1 + 2 + 0 + 605 + 4 + 3 + 0 + 0 + 51 = 666.

It is not a de Polignac number, because 120605430051 - 2¹⁰ = 120605429027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120605429997 and 120605430024.

It is not an unprimeable number, because it can be changed into a prime (120605430091) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3507511 + ... + 3541728.

It is an arithmetic number, because the mean of its divisors is an integer number (14524959020).

Almost surely, 2^120605430051 is an apocalyptic number.

120605430051 is a deficient number, since it is larger than the sum of its proper divisors (53694078189).

120605430051 is a wasteful number, since it uses less digits than its factorization.

120605430051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7051146 (or 7051143 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 120605430051 its reverse (150034506021), we get a palindrome (270639936072).

The spelling of 120605430051 in words is "one hundred twenty billion, six hundred five million, four hundred thirty thousand, fifty-one".