120006161021 has 8 divisors (see below), whose sum is σ = 120118464000. Its totient is φ = 119893904032.

The previous prime is 120006160969. The next prime is 120006161039. The reversal of 120006161021 is 120161600021.

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

It is a cyclic number.

It is not a de Polignac number, because 120006161021 - 2¹⁴ = 120006144637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120006160984 and 120006161002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120006163021) 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 7 ways as a sum of consecutive naturals, for example, 7176356 + ... + 7193058.

It is an arithmetic number, because the mean of its divisors is an integer number (15014808000).

Almost surely, 2^120006161021 is an apocalyptic number.

It is an amenable number.

120006161021 is a deficient number, since it is larger than the sum of its proper divisors (112302979).

120006161021 is a wasteful number, since it uses less digits than its factorization.

120006161021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22995.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 120006161021 its reverse (120161600021), we get a palindrome (240167761042).

The spelling of 120006161021 in words is "one hundred twenty billion, six million, one hundred sixty-one thousand, twenty-one".