22001354050 has 24 divisors (see below), whose sum is σ = 44070405876. Its totient is φ = 8123576640.

The previous prime is 22001354033. The next prime is 22001354059. The reversal of 22001354050 is 5045310022.

It can be written as a sum of positive squares in 6 ways, for example, as 5230327041 + 16771027009 = 72321^2 + 129503^2 .

It is not an unprimeable number, because it can be changed into a prime (22001354059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16923469 + ... + 16924768.

Almost surely, 2^22001354050 is an apocalyptic number.

22001354050 is an abundant number, since it is smaller than the sum of its proper divisors (22069051826).

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

22001354050 is a wasteful number, since it uses less digits than its factorization.

22001354050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33848262 (or 33848257 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

Adding to 22001354050 its reverse (5045310022), we get a palindrome (27046664072).

The spelling of 22001354050 in words is "twenty-two billion, one million, three hundred fifty-four thousand, fifty".