22011302050 has 12 divisors (see below), whose sum is σ = 40941021906. Its totient is φ = 8804520800.

The previous prime is 22011302023. The next prime is 22011302051. The reversal of 22011302050 is 5020311022.

It can be written as a sum of positive squares in 3 ways, for example, as 17853502689 + 4157799361 = 133617^2 + 64481^2 .

It is not an unprimeable number, because it can be changed into a prime (22011302051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 220112971 + ... + 220113070.

Almost surely, 2^22011302050 is an apocalyptic number.

22011302050 is a deficient number, since it is larger than the sum of its proper divisors (18929719856).

22011302050 is a wasteful number, since it uses less digits than its factorization.

22011302050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440226053 (or 440226048 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

Adding to 22011302050 its reverse (5020311022), we get a palindrome (27031613072).

The spelling of 22011302050 in words is "twenty-two billion, eleven million, three hundred two thousand, fifty".