22003330050 has 240 divisors, whose sum is σ = 67377562560. Its totient is φ = 5289701760.

The previous prime is 22003330049. The next prime is 22003330079. The reversal of 22003330050 is 5003330022.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 2259091 + ... + 2268809.

It is an arithmetic number, because the mean of its divisors is an integer number (280739844).

Almost surely, 2^22003330050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22003330050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33688781280).

22003330050 is an abundant number, since it is smaller than the sum of its proper divisors (45374232510).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22003330050 is a wasteful number, since it uses less digits than its factorization.

22003330050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9799 (or 9785 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 18.

Adding to 22003330050 its reverse (5003330022), we get a palindrome (27006660072).

The spelling of 22003330050 in words is "twenty-two billion, three million, three hundred thirty thousand, fifty".