22112020202 has 4 divisors (see below), whose sum is σ = 33168030306. Its totient is φ = 11056010100.

The previous prime is 22112020169. The next prime is 22112020211. The reversal of 22112020202 is 20202021122.

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., 18444627721 + 3667392481 = 135811^2 + 60559^2 .

It is a super-2 number, since 2×22112020202² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5528005049 + ... + 5528005052.

Almost surely, 2^22112020202 is an apocalyptic number.

22112020202 is a deficient number, since it is larger than the sum of its proper divisors (11056010104).

22112020202 is a wasteful number, since it uses less digits than its factorization.

22112020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11056010103.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22112020202 its reverse (20202021122), we get a palindrome (42314041324).

The spelling of 22112020202 in words is "twenty-two billion, one hundred twelve million, twenty thousand, two hundred two".