100022201200021 has 4 divisors (see below), whose sum is σ = 100956988127232. Its totient is φ = 99087414272812.

The previous prime is 100022201200001. The next prime is 100022201200037. The reversal of 100022201200021 is 120002102220001.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 100022201200021 - 2³⁵ = 99987841461653 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100022201199974 and 100022201200010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100022201200001) 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, 467393463445 + ... + 467393463658.

It is an arithmetic number, because the mean of its divisors is an integer number (25239247031808).

Almost surely, 2^{100022201200021} is an apocalyptic number.

It is an amenable number.

100022201200021 is a deficient number, since it is larger than the sum of its proper divisors (934786927211).

100022201200021 is an equidigital number, since it uses as much as digits as its factorization.

100022201200021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934786927210.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 100022201200021 its reverse (120002102220001), we get a palindrome (220024303420022).

The spelling of 100022201200021 in words is "one hundred trillion, twenty-two billion, two hundred one million, two hundred thousand, twenty-one".