22222010210050 has 72 divisors (see below), whose sum is σ = 48105261221364. Its totient is φ = 7615158042240.

The previous prime is 22222010210039. The next prime is 22222010210051. The reversal of 22222010210050 is 5001201022222.

It can be written as a sum of positive squares in 6 ways, for example, as 938559876849 + 21283450333201 = 968793^2 + 4613399^2 .

It is not an unprimeable number, because it can be changed into a prime (22222010210051) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2621692 + ... + 7163608.

Almost surely, 2^{22222010210050} is an apocalyptic number.

22222010210050 is an abundant number, since it is smaller than the sum of its proper divisors (25883251011314).

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

22222010210050 is a wasteful number, since it uses less digits than its factorization.

22222010210050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4543940 (or 4543928 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

Adding to 22222010210050 its reverse (5001201022222), we get a palindrome (27223211232272).

The spelling of 22222010210050 in words is "twenty-two trillion, two hundred twenty-two billion, ten million, two hundred ten thousand, fifty".