120100012002101 has 16 divisors (see below), whose sum is σ = 121345586953344. Its totient is φ = 118859842020864.

The previous prime is 120100012002079. The next prime is 120100012002181. The reversal of 120100012002101 is 101200210001021.

It is a cyclic number.

It is not a de Polignac number, because 120100012002101 - 2¹⁸ = 120100011739957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120100012002181) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 599311946 + ... + 599512308.

It is an arithmetic number, because the mean of its divisors is an integer number (7584099184584).

Almost surely, 2^{120100012002101} is an apocalyptic number.

It is an amenable number.

120100012002101 is a deficient number, since it is larger than the sum of its proper divisors (1245574951243).

120100012002101 is a wasteful number, since it uses less digits than its factorization.

120100012002101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213820.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 120100012002101 its reverse (101200210001021), we get a palindrome (221300222003122).

The spelling of 120100012002101 in words is "one hundred twenty trillion, one hundred billion, twelve million, two thousand, one hundred one".