120111002002101 has 8 divisors (see below), whose sum is σ = 174706912003104. Its totient is φ = 72794546667920.

The previous prime is 120111002002063. The next prime is 120111002002171. The reversal of 120111002002101 is 101200200111021.

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

It is not a de Polignac number, because 120111002002101 - 2⁷ = 120111002001973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120111002002171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1819863666666 + ... + 1819863666731.

It is an arithmetic number, because the mean of its divisors is an integer number (21838364000388).

Almost surely, 2^{120111002002101} is an apocalyptic number.

120111002002101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

120111002002101 is a deficient number, since it is larger than the sum of its proper divisors (54595910001003).

120111002002101 is a wasteful number, since it uses less digits than its factorization.

120111002002101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3639727333411.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 120111002002101 its reverse (101200200111021), we get a palindrome (221311202113122).

The spelling of 120111002002101 in words is "one hundred twenty trillion, one hundred eleven billion, two million, two thousand, one hundred one".