120012002002101 has 16 divisors (see below), whose sum is σ = 174564239699520. Its totient is φ = 72733993461120.

The previous prime is 120012002002099. The next prime is 120012002002103. The reversal of 120012002002101 is 101200200210021.

It is an interprime number because it is at equal distance from previous prime (120012002002099) and next prime (120012002002103).

It is not a de Polignac number, because 120012002002101 - 2¹ = 120012002002099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120012002002103) 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, 9404520 + ... + 18123713.

It is an arithmetic number, because the mean of its divisors is an integer number (10910264981220).

Almost surely, 2^{120012002002101} is an apocalyptic number.

120012002002101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

120012002002101 is a deficient number, since it is larger than the sum of its proper divisors (54552237697419).

120012002002101 is a wasteful number, since it uses less digits than its factorization.

120012002002101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27660356.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 120012002002101 its reverse (101200200210021), we get a palindrome (221212202212122).

The spelling of 120012002002101 in words is "one hundred twenty trillion, twelve billion, two million, two thousand, one hundred one".