100120210001 has 8 divisors (see below), whose sum is σ = 114688583424. Its totient is φ = 85618208160.

The previous prime is 100120209997. The next prime is 100120210019. The reversal of 100120210001 is 100012021001.

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 100120210001 - 2² = 100120209997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100120215001) 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, 16589660 + ... + 16595693.

It is an arithmetic number, because the mean of its divisors is an integer number (14336072928).

Almost surely, 2^100120210001 is an apocalyptic number.

It is an amenable number.

100120210001 is a deficient number, since it is larger than the sum of its proper divisors (14568373423).

100120210001 is an equidigital number, since it uses as much as digits as its factorization.

100120210001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33185791.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 100120210001 its reverse (100012021001), we get a palindrome (200132231002).

It can be divided in two parts, 10012021000 and 1, that added together give a palindrome (10012021001).

The spelling of 100120210001 in words is "one hundred billion, one hundred twenty million, two hundred ten thousand, one".