20020222102210 has 24 divisors (see below), whose sum is σ = 39610257616188. Its totient is φ = 7280080764000.

The previous prime is 20020222102163. The next prime is 20020222102211. The reversal of 20020222102210 is 1220122202002.

It can be written as a sum of positive squares in 2 ways, for example, as 17193321269289 + 2826900832921 = 4146483^2 + 1681339^2 .

It is not an unprimeable number, because it can be changed into a prime (20020222102211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8272817841 + ... + 8272820260.

Almost surely, 2^{20020222102210} is an apocalyptic number.

20020222102210 is a deficient number, since it is larger than the sum of its proper divisors (19590035513978).

20020222102210 is a wasteful number, since it uses less digits than its factorization.

20020222102210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16545638130 (or 16545638119 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20020222102210 its reverse (1220122202002), we get a palindrome (21240344304212).

The spelling of 20020222102210 in words is "twenty trillion, twenty billion, two hundred twenty-two million, one hundred two thousand, two hundred ten".