22020000202 has 4 divisors (see below), whose sum is σ = 33030000306. Its totient is φ = 11010000100.

The previous prime is 22020000157. The next prime is 22020000209. The reversal of 22020000202 is 20200002022.

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

It can be written as a sum of positive squares in only one way, i.e., 20606315401 + 1413684801 = 143549^2 + 37599^2 .

It is not an unprimeable number, because it can be changed into a prime (22020000209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505000049 + ... + 5505000052.

Almost surely, 2^22020000202 is an apocalyptic number.

22020000202 is a deficient number, since it is larger than the sum of its proper divisors (11010000104).

22020000202 is a wasteful number, since it uses less digits than its factorization.

22020000202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11010000103.

The product of its (nonzero) digits is 32, while the sum is 10.

Adding to 22020000202 its reverse (20200002022), we get a palindrome (42220002224).

It can be divided in two parts, 2 and 2020000202, that multiplied together give a palindrome (4040000404).

The spelling of 22020000202 in words is "twenty-two billion, twenty million, two hundred two", and thus it is an aban number.