100212303100121 has 16 divisors (see below), whose sum is σ = 107003862615936. Its totient is φ = 93623729544576.

The previous prime is 100212303100081. The next prime is 100212303100141. The reversal of 100212303100121 is 121001303212001.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100212303100121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100212303100121.

It is not an unprimeable number, because it can be changed into a prime (100212303100141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39245021 + ... + 41720453.

It is an arithmetic number, because the mean of its divisors is an integer number (6687741413496).

Almost surely, 2^{100212303100121} is an apocalyptic number.

It is an amenable number.

100212303100121 is a deficient number, since it is larger than the sum of its proper divisors (6791559515815).

100212303100121 is a wasteful number, since it uses less digits than its factorization.

100212303100121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2516432.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 100212303100121 its reverse (121001303212001), we get a palindrome (221213606312122).

The spelling of 100212303100121 in words is "one hundred trillion, two hundred twelve billion, three hundred three million, one hundred thousand, one hundred twenty-one".