220210002205 has 4 divisors (see below), whose sum is σ = 264252002652. Its totient is φ = 176168001760.

The previous prime is 220210002169. The next prime is 220210002239. The reversal of 220210002205 is 502200012022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 173598055801 + 46611946404 = 416651^2 + 215898^2 .

It is not a de Polignac number, because 220210002205 - 2¹³ = 220209994013 is a prime.

It is a super-2 number, since 2×220210002205² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22021000216 + ... + 22021000225.

It is an arithmetic number, because the mean of its divisors is an integer number (66063000663).

Almost surely, 2^220210002205 is an apocalyptic number.

It is an amenable number.

220210002205 is a deficient number, since it is larger than the sum of its proper divisors (44042000447).

220210002205 is an equidigital number, since it uses as much as digits as its factorization.

220210002205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44042000446.

The product of its (nonzero) digits is 160, while the sum is 16.

Adding to 220210002205 its reverse (502200012022), we get a palindrome (722410014227).

The spelling of 220210002205 in words is "two hundred twenty billion, two hundred ten million, two thousand, two hundred five".