20201002222222 has 32 divisors (see below), whose sum is σ = 33013491667200. Its totient is φ = 9233402817408.

The previous prime is 20201002222217. The next prime is 20201002222223. The reversal of 20201002222222 is 22222220010202.

20201002222222 is a modest number, since divided by 2222222 gives 2020100 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 20201002222222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20201002222223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38334322 + ... + 38857717.

It is an arithmetic number, because the mean of its divisors is an integer number (1031671614600).

Almost surely, 2^{20201002222222} is an apocalyptic number.

20201002222222 is a deficient number, since it is larger than the sum of its proper divisors (12812489444978).

20201002222222 is a wasteful number, since it uses less digits than its factorization.

20201002222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77192280.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 20201002222222 its reverse (22222220010202), we get a palindrome (42423222232424).

The spelling of 20201002222222 in words is "twenty trillion, two hundred one billion, two million, two hundred twenty-two thousand, two hundred twenty-two".