100101012002121 has 8 divisors (see below), whose sum is σ = 143734786464640. Its totient is φ = 61600622770512.

The previous prime is 100101012002087. The next prime is 100101012002129. The reversal of 100101012002121 is 121200210101001.

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

It is not a de Polignac number, because 100101012002121 - 2³⁰ = 100099938260297 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 100101012002097 and 100101012002106.

It is not an unprimeable number, because it can be changed into a prime (100101012002129) 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, 1283346307681 + ... + 1283346307758.

It is an arithmetic number, because the mean of its divisors is an integer number (17966848308080).

Almost surely, 2^{100101012002121} is an apocalyptic number.

It is an amenable number.

100101012002121 is a deficient number, since it is larger than the sum of its proper divisors (43633774462519).

100101012002121 is a wasteful number, since it uses less digits than its factorization.

100101012002121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2566692615455.

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

Adding to 100101012002121 its reverse (121200210101001), we get a palindrome (221301222103122).

The spelling of 100101012002121 in words is "one hundred trillion, one hundred one billion, twelve million, two thousand, one hundred twenty-one".