22100102201 has 8 divisors (see below), whose sum is σ = 22173033960. Its totient is φ = 22027272192.

The previous prime is 22100102173. The next prime is 22100102209. The reversal of 22100102201 is 10220100122.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3528954025 + 18571148176 = 59405^2 + 136276^2 .

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 22100102201 - 2⁶ = 22100102137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22100102209) 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, 422585 + ... + 471993.

It is an arithmetic number, because the mean of its divisors is an integer number (2771629245).

Almost surely, 2^22100102201 is an apocalyptic number.

It is an amenable number.

22100102201 is a deficient number, since it is larger than the sum of its proper divisors (72931759).

22100102201 is a wasteful number, since it uses less digits than its factorization.

22100102201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50875.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22100102201 its reverse (10220100122), we get a palindrome (32320202323).

The spelling of 22100102201 in words is "twenty-two billion, one hundred million, one hundred two thousand, two hundred one".