100222110212021 has 16 divisors (see below), whose sum is σ = 114643632801408. Its totient is φ = 85826609985600.

The previous prime is 100222110211913. The next prime is 100222110212023. The reversal of 100222110212021 is 120212011222001.

It is a cyclic number.

It is not a de Polignac number, because 100222110212021 - 2¹⁰ = 100222110210997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100222110212023) 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, 706011911 + ... + 706153851.

It is an arithmetic number, because the mean of its divisors is an integer number (7165227050088).

Almost surely, 2^{100222110212021} is an apocalyptic number.

It is an amenable number.

100222110212021 is a deficient number, since it is larger than the sum of its proper divisors (14421522589387).

100222110212021 is a wasteful number, since it uses less digits than its factorization.

100222110212021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232892.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 100222110212021 its reverse (120212011222001), we get a palindrome (220434121434022).

The spelling of 100222110212021 in words is "one hundred trillion, two hundred twenty-two billion, one hundred ten million, two hundred twelve thousand, twenty-one".