22020202233 has 6 divisors (see below), whose sum is σ = 31806958794. Its totient is φ = 14680134816.

The previous prime is 22020202207. The next prime is 22020202241. The reversal of 22020202233 is 33220202022.

It can be written as a sum of positive squares in only one way, i.e., 13024059129 + 8996143104 = 114123^2 + 94848^2 .

It is a de Polignac number, because none of the positive numbers 2^k-22020202233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22020202273) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1223344560 + ... + 1223344577.

It is an arithmetic number, because the mean of its divisors is an integer number (5301159799).

Almost surely, 2^22020202233 is an apocalyptic number.

It is an amenable number.

22020202233 is a deficient number, since it is larger than the sum of its proper divisors (9786756561).

22020202233 is a wasteful number, since it uses less digits than its factorization.

22020202233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2446689143 (or 2446689140 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 22020202233 its reverse (33220202022), we get a palindrome (55240404255).

The spelling of 22020202233 in words is "twenty-two billion, twenty million, two hundred two thousand, two hundred thirty-three".