100100202110121 has 8 divisors (see below), whose sum is σ = 135346752149184. Its totient is φ = 65793560072240.

The previous prime is 100100202110107. The next prime is 100100202110159. The reversal of 100100202110121 is 121011202001001.

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 100100202110121 - 2²⁵ = 100100168555689 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100100202110097 and 100100202110106.

It is not an unprimeable number, because it can be changed into a prime (100100202110621) 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, 234977000046 + ... + 234977000471.

It is an arithmetic number, because the mean of its divisors is an integer number (16918344018648).

Almost surely, 2^{100100202110121} is an apocalyptic number.

It is an amenable number.

100100202110121 is a deficient number, since it is larger than the sum of its proper divisors (35246550039063).

100100202110121 is an equidigital number, since it uses as much as digits as its factorization.

100100202110121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469954000591.

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

Adding to 100100202110121 its reverse (121011202001001), we get a palindrome (221111404111122).

The spelling of 100100202110121 in words is "one hundred trillion, one hundred billion, two hundred two million, one hundred ten thousand, one hundred twenty-one".