120002100122001 has 8 divisors (see below), whose sum is σ = 160022098567584. Its totient is φ = 79991750878880.

The previous prime is 120002100121993. The next prime is 120002100122011. The reversal of 120002100122001 is 100221001200021.

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

It is a cyclic number.

It is not a de Polignac number, because 120002100122001 - 2³ = 120002100121993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120002100122011) 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, 2412271596 + ... + 2412321341.

It is an arithmetic number, because the mean of its divisors is an integer number (20002762320948).

Almost surely, 2^{120002100122001} is an apocalyptic number.

It is an amenable number.

120002100122001 is a deficient number, since it is larger than the sum of its proper divisors (40019998445583).

120002100122001 is an equidigital number, since it uses as much as digits as its factorization.

120002100122001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4824601231.

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

Adding to 120002100122001 its reverse (100221001200021), we get a palindrome (220223101322022).

The spelling of 120002100122001 in words is "one hundred twenty trillion, two billion, one hundred million, one hundred twenty-two thousand, one".