100222102102021 has 16 divisors (see below), whose sum is σ = 102805330752000. Its totient is φ = 97673349312000.

The previous prime is 100222102101983. The next prime is 100222102102033. The reversal of 100222102102021 is 120201201222001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 100222102102021 - 2³⁷ = 100084663148549 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100222102101986 and 100222102102004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100222102109021) 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, 14371180 + ... + 20173621.

It is an arithmetic number, because the mean of its divisors is an integer number (6425333172000).

Almost surely, 2^{100222102102021} is an apocalyptic number.

It is an amenable number.

100222102102021 is a deficient number, since it is larger than the sum of its proper divisors (2583228649979).

100222102102021 is a wasteful number, since it uses less digits than its factorization.

100222102102021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34545300.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 100222102102021 its reverse (120201201222001), we get a palindrome (220423303324022).

The spelling of 100222102102021 in words is "one hundred trillion, two hundred twenty-two billion, one hundred two million, one hundred two thousand, twenty-one".