100101202201221 has 8 divisors (see below), whose sum is σ = 143735059571040. Its totient is φ = 61600739816112.

The previous prime is 100101202201199. The next prime is 100101202201223. The reversal of 100101202201221 is 122102202101001.

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

It is not a de Polignac number, because 100101202201221 - 2⁹ = 100101202200709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100101202201221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100101202201223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1283348746131 + ... + 1283348746208.

It is an arithmetic number, because the mean of its divisors is an integer number (17966882446380).

Almost surely, 2^{100101202201221} is an apocalyptic number.

It is an amenable number.

100101202201221 is a deficient number, since it is larger than the sum of its proper divisors (43633857369819).

100101202201221 is a wasteful number, since it uses less digits than its factorization.

100101202201221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2566697492355.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 100101202201221 its reverse (122102202101001), we get a palindrome (222203404302222).

The spelling of 100101202201221 in words is "one hundred trillion, one hundred one billion, two hundred two million, two hundred one thousand, two hundred twenty-one".