100120121201 has 8 divisors (see below), whose sum is σ = 100502737920. Its totient is φ = 99737708112.

The previous prime is 100120121191. The next prime is 100120121209. The reversal of 100120121201 is 102121021001.

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

It is not a de Polignac number, because 100120121201 - 2¹⁴ = 100120104817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100120121209) 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, 973520 + ... + 1071438.

It is an arithmetic number, because the mean of its divisors is an integer number (12562842240).

Almost surely, 2^100120121201 is an apocalyptic number.

It is an amenable number.

100120121201 is a deficient number, since it is larger than the sum of its proper divisors (382616719).

100120121201 is an equidigital number, since it uses as much as digits as its factorization.

100120121201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101815.

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

Adding to 100120121201 its reverse (102121021001), we get a palindrome (202241142202).

The spelling of 100120121201 in words is "one hundred billion, one hundred twenty million, one hundred twenty-one thousand, two hundred one".