100222100100221 has 8 divisors (see below), whose sum is σ = 110873104337088. Its totient is φ = 89827746568000.

The previous prime is 100222100100193. The next prime is 100222100100233. The reversal of 100222100100221 is 122001001222001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100222100100221 - 2¹⁰ = 100222100099197 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100222100100196 and 100222100100205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100222100109221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64162675340 + ... + 64162676901.

It is an arithmetic number, because the mean of its divisors is an integer number (13859138042136).

Almost surely, 2^{100222100100221} is an apocalyptic number.

100222100100221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100222100100221 is a deficient number, since it is larger than the sum of its proper divisors (10651004236867).

100222100100221 is a wasteful number, since it uses less digits than its factorization.

100222100100221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128325352323.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 100222100100221 its reverse (122001001222001), we get a palindrome (222223101322222).

The spelling of 100222100100221 in words is "one hundred trillion, two hundred twenty-two billion, one hundred million, one hundred thousand, two hundred twenty-one".