22000020202 has 4 divisors (see below), whose sum is σ = 33000030306. Its totient is φ = 11000010100.

The previous prime is 22000020199. The next prime is 22000020277. The reversal of 22000020202 is 20202000022.

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., 21812631481 + 187388721 = 147691^2 + 13689^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500005049 + ... + 5500005052.

Almost surely, 2^22000020202 is an apocalyptic number.

22000020202 is a deficient number, since it is larger than the sum of its proper divisors (11000010104).

22000020202 is a wasteful number, since it uses less digits than its factorization.

22000020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11000010103.

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

Adding to 22000020202 its reverse (20202000022), we get a palindrome (42202020224).

The spelling of 22000020202 in words is "twenty-two billion, twenty thousand, two hundred two".