100222000221 has 16 divisors (see below), whose sum is σ = 152748937728. Its totient is φ = 57258577200.

The previous prime is 100222000139. The next prime is 100222000231. The reversal of 100222000221 is 122000222001.

It is not a de Polignac number, because 100222000221 - 2²² = 100217805917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100222000197 and 100222000206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100222000231) 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, 352875 + ... + 570056.

It is an arithmetic number, because the mean of its divisors is an integer number (9546808608).

Almost surely, 2^100222000221 is an apocalyptic number.

It is an amenable number.

100222000221 is a deficient number, since it is larger than the sum of its proper divisors (52526937507).

100222000221 is an equidigital number, since it uses as much as digits as its factorization.

100222000221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928112.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 100222000221 its reverse (122000222001), we get a palindrome (222222222222).

The spelling of 100222000221 in words is "one hundred billion, two hundred twenty-two million, two hundred twenty-one", and thus it is an aban number.