22222022020202 has 8 divisors (see below), whose sum is σ = 33663063060612. Its totient is φ = 11001001000000.

The previous prime is 22222022020201. The next prime is 22222022020243. The reversal of 22222022020202 is 20202022022222.

It can be written as a sum of positive squares in 2 ways, for example, as 22014404186401 + 207617833801 = 4691951^2 + 455651^2 .

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

It is a super-2 number, since 2×22222022020202² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22222022020201) 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, 55005004799 + ... + 55005005202.

Almost surely, 2^{22222022020202} is an apocalyptic number.

22222022020202 is a deficient number, since it is larger than the sum of its proper divisors (11441041040410).

22222022020202 is a wasteful number, since it uses less digits than its factorization.

22222022020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110010010104.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 22222022020202 its reverse (20202022022222), we get a palindrome (42424044042424).

It can be divided in two parts, 22222022020 and 202, that added together give a palindrome (22222022222).

The spelling of 22222022020202 in words is "twenty-two trillion, two hundred twenty-two billion, twenty-two million, twenty thousand, two hundred two".