20222211022210 has 8 divisors (see below), whose sum is σ = 36399979839996. Its totient is φ = 8088884408880.

The previous prime is 20222211022193. The next prime is 20222211022213. The reversal of 20222211022210 is 1222011222202.

It can be written as a sum of positive squares in 2 ways, for example, as 19762834782681 + 459376239529 = 4445541^2 + 677773^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×20222211022210² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20222211022213) 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, 1011110551101 + ... + 1011110551120.

Almost surely, 2^{20222211022210} is an apocalyptic number.

20222211022210 is a deficient number, since it is larger than the sum of its proper divisors (16177768817786).

20222211022210 is a wasteful number, since it uses less digits than its factorization.

20222211022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2022221102228.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 20222211022210 its reverse (1222011222202), we get a palindrome (21444222244412).

The spelling of 20222211022210 in words is "twenty trillion, two hundred twenty-two billion, two hundred eleven million, twenty-two thousand, two hundred ten".