22309999994 has 12 divisors (see below), whose sum is σ = 35319017754. Its totient is φ = 10567894392.

The previous prime is 22309999993. The next prime is 22310000003. The reversal of 22309999994 is 49999990322.

It can be written as a sum of positive squares in only one way, i.e., 12081307225 + 10228692769 = 109915^2 + 101137^2 .

It is a super-3 number, since 3×22309999994³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22309999994.

It is not an unprimeable number, because it can be changed into a prime (22309999993) 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, 15449417 + ... + 15450860.

Almost surely, 2^22309999994 is an apocalyptic number.

22309999994 is a deficient number, since it is larger than the sum of its proper divisors (13009017760).

22309999994 is a wasteful number, since it uses less digits than its factorization.

22309999994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30900317 (or 30900298 counting only the distinct ones).

The product of its (nonzero) digits is 25509168, while the sum is 65.

The spelling of 22309999994 in words is "twenty-two billion, three hundred nine million, nine hundred ninety-nine thousand, nine hundred ninety-four".