100020000210221 has 32 divisors (see below), whose sum is σ = 123481721438208. Its totient is φ = 78892645890240.

The previous prime is 100020000210161. The next prime is 100020000210241. The reversal of 100020000210221 is 122012000020001.

It is a happy number.

It is not a de Polignac number, because 100020000210221 - 2¹⁴ = 100020000193837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100020000210241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40499900 + ... + 42898506.

It is an arithmetic number, because the mean of its divisors is an integer number (3858803794944).

Almost surely, 2^{100020000210221} is an apocalyptic number.

It is an amenable number.

100020000210221 is a deficient number, since it is larger than the sum of its proper divisors (23461721227987).

100020000210221 is a wasteful number, since it uses less digits than its factorization.

100020000210221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2400041.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 100020000210221 its reverse (122012000020001), we get a palindrome (222032000230222).

The spelling of 100020000210221 in words is "one hundred trillion, twenty billion, two hundred ten thousand, two hundred twenty-one".