22100210210209 has 4 divisors (see below), whose sum is σ = 22117489500160. Its totient is φ = 22082930920260.

The previous prime is 22100210210171. The next prime is 22100210210233. The reversal of 22100210210209 is 90201201200122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22100210210209 - 2¹⁷ = 22100210079137 is a prime.

It is a super-2 number, since 2×22100210210209² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22100210210209.

It is not an unprimeable number, because it can be changed into a prime (22100210210609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8639643057 + ... + 8639645614.

It is an arithmetic number, because the mean of its divisors is an integer number (5529372375040).

Almost surely, 2^{22100210210209} is an apocalyptic number.

It is an amenable number.

22100210210209 is a deficient number, since it is larger than the sum of its proper divisors (17279289951).

22100210210209 is a wasteful number, since it uses less digits than its factorization.

22100210210209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17279289950.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 22100210210209 in words is "twenty-two trillion, one hundred billion, two hundred ten million, two hundred ten thousand, two hundred nine".