22100200000209 has 6 divisors (see below), whose sum is σ = 31922511111426. Its totient is φ = 14733466666800.

The previous prime is 22100200000201. The next prime is 22100200000211. The reversal of 22100200000209 is 90200000200122.

It can be written as a sum of positive squares in only one way, i.e., 15856698310209 + 6243501690000 = 3982047^2 + 2498700^2 .

It is not a de Polignac number, because 22100200000209 - 2³ = 22100200000201 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22100200000191 and 22100200000200.

It is not an unprimeable number, because it can be changed into a prime (22100200000201) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1227788888892 + ... + 1227788888909.

It is an arithmetic number, because the mean of its divisors is an integer number (5320418518571).

Almost surely, 2^{22100200000209} is an apocalyptic number.

It is an amenable number.

22100200000209 is a deficient number, since it is larger than the sum of its proper divisors (9822311111217).

22100200000209 is a wasteful number, since it uses less digits than its factorization.

22100200000209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2455577777807 (or 2455577777804 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The spelling of 22100200000209 in words is "twenty-two trillion, one hundred billion, two hundred million, two hundred nine", and thus it is an aban number.