100022220000221 has 16 divisors (see below), whose sum is σ = 105986111249088. Its totient is φ = 94067253945600.

The previous prime is 100022220000071. The next prime is 100022220000223. The reversal of 100022220000221 is 122000022220001.

It is a cyclic number.

It is not a de Polignac number, because 100022220000221 - 2³⁴ = 100005040131037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100022220000196 and 100022220000205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100022220000223) 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, 314751791 + ... + 315069411.

It is an arithmetic number, because the mean of its divisors is an integer number (6624131953068).

Almost surely, 2^{100022220000221} is an apocalyptic number.

It is an amenable number.

100022220000221 is a deficient number, since it is larger than the sum of its proper divisors (5963891248867).

100022220000221 is a wasteful number, since it uses less digits than its factorization.

100022220000221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331612.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 100022220000221 its reverse (122000022220001), we get a palindrome (222022242220222).

The spelling of 100022220000221 in words is "one hundred trillion, twenty-two billion, two hundred twenty million, two hundred twenty-one", and thus it is an aban number.