22020342202 has 4 divisors (see below), whose sum is σ = 33030513306. Its totient is φ = 11010171100.

The previous prime is 22020342191. The next prime is 22020342257. The reversal of 22020342202 is 20224302022.

It is a happy number.

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., 20192694201 + 1827648001 = 142101^2 + 42751^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22020342202.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505085549 + ... + 5505085552.

Almost surely, 2^22020342202 is an apocalyptic number.

22020342202 is a deficient number, since it is larger than the sum of its proper divisors (11010171104).

22020342202 is a wasteful number, since it uses less digits than its factorization.

22020342202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11010171103.

The product of its (nonzero) digits is 768, while the sum is 19.

Adding to 22020342202 its reverse (20224302022), we get a palindrome (42244644224).

The spelling of 22020342202 in words is "twenty-two billion, twenty million, three hundred forty-two thousand, two hundred two".