120000000000001 has 4 divisors (see below), whose sum is σ = 130909090909104. Its totient is φ = 109090909090900.

The previous prime is 119999999999947. The next prime is 120000000000031. The reversal of 120000000000001 is 100000000000021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 120000000000001 - 2¹⁷ = 119999999868929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 119999999999891 and 119999999999900.

It is not an unprimeable number, because it can be changed into a prime (120000000000031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5454545454535 + ... + 5454545454556.

It is an arithmetic number, because the mean of its divisors is an integer number (32727272727276).

Almost surely, 2^{120000000000001} is an apocalyptic number.

120000000000001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

120000000000001 is a deficient number, since it is larger than the sum of its proper divisors (10909090909103).

120000000000001 is a wasteful number, since it uses less digits than its factorization.

120000000000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10909090909102.

The product of its (nonzero) digits is 2, while the sum is 4.

Adding to 120000000000001 its reverse (100000000000021), we get a palindrome (220000000000022).

It can be divided in two parts, 1 and 20000000000001, that added together give a palindrome (20000000000002).

The spelling of 120000000000001 in words is "one hundred twenty trillion, one", and thus it is an aban number.