100100002202121 has 4 divisors (see below), whose sum is σ = 133466669602832. Its totient is φ = 66733334801412.

The previous prime is 100100002202119. The next prime is 100100002202141. The reversal of 100100002202121 is 121202200001001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 100100002202121 - 2¹ = 100100002202119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100100002202097 and 100100002202106.

It is not an unprimeable number, because it can be changed into a prime (100100002202141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16683333700351 + ... + 16683333700356.

It is an arithmetic number, because the mean of its divisors is an integer number (33366667400708).

Almost surely, 2^{100100002202121} is an apocalyptic number.

It is an amenable number.

100100002202121 is a deficient number, since it is larger than the sum of its proper divisors (33366667400711).

100100002202121 is an equidigital number, since it uses as much as digits as its factorization.

100100002202121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33366667400710.

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

Adding to 100100002202121 its reverse (121202200001001), we get a palindrome (221302202203122).

The spelling of 100100002202121 in words is "one hundred trillion, one hundred billion, two million, two hundred two thousand, one hundred twenty-one".