120102000000001 has 4 divisors (see below), whose sum is σ = 120106041554772. Its totient is φ = 120097958445232.

The previous prime is 120101999999999. The next prime is 120102000000023. The reversal of 120102000000001 is 100000000201021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 91107005910001 + 28994994090000 = 9544999^2 + 5384700^2 .

It is a cyclic number.

It is not a de Polignac number, because 120102000000001 - 2¹ = 120101999999999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120102000000061) 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, 2020732810 + ... + 2020792243.

It is an arithmetic number, because the mean of its divisors is an integer number (30026510388693).

Almost surely, 2^{120102000000001} is an apocalyptic number.

It is an amenable number.

120102000000001 is a deficient number, since it is larger than the sum of its proper divisors (4041554771).

120102000000001 is an equidigital number, since it uses as much as digits as its factorization.

120102000000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4041554770.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 120102000000001 its reverse (100000000201021), we get a palindrome (220102000201022).

The spelling of 120102000000001 in words is "one hundred twenty trillion, one hundred two billion, one", and thus it is an aban number.