100442422202221 has 16 divisors (see below), whose sum is σ = 110895751149120. Its totient is φ = 90209500270720.

The previous prime is 100442422202197. The next prime is 100442422202237. The reversal of 100442422202221 is 122202224244001.

It is a cyclic number.

It is not a de Polignac number, because 100442422202221 - 2⁴³ = 91646329180013 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 100442422202221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100442422202821) 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, 50154111 + ... + 52118323.

It is an arithmetic number, because the mean of its divisors is an integer number (6930984446820).

Almost surely, 2^{100442422202221} is an apocalyptic number.

100442422202221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100442422202221 is a deficient number, since it is larger than the sum of its proper divisors (10453328946899).

100442422202221 is a wasteful number, since it uses less digits than its factorization.

100442422202221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2020316.

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 100442422202221 its reverse (122202224244001), we get a palindrome (222644646446222).

The spelling of 100442422202221 in words is "one hundred trillion, four hundred forty-two billion, four hundred twenty-two million, two hundred two thousand, two hundred twenty-one".