22112465650 has 144 divisors (see below), whose sum is σ = 47411465472. Its totient is φ = 7652620800.

The previous prime is 22112465593. The next prime is 22112465653. The reversal of 22112465650 is 5656421122.

It is a super-2 number, since 2×22112465650² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22112465653) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 51067834 + ... + 51068266.

It is an arithmetic number, because the mean of its divisors is an integer number (329246288).

Almost surely, 2^22112465650 is an apocalyptic number.

22112465650 is an abundant number, since it is smaller than the sum of its proper divisors (25298999822).

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

22112465650 is a wasteful number, since it uses less digits than its factorization.

22112465650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857 (or 841 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 22112465650 its reverse (5656421122), we get a palindrome (27768886772).

The spelling of 22112465650 in words is "twenty-two billion, one hundred twelve million, four hundred sixty-five thousand, six hundred fifty".