22402312444112 has 20 divisors (see below), whose sum is σ = 43404592424196. Its totient is φ = 11201127302400.

The previous prime is 22402312444111. The next prime is 22402312444117. The reversal of 22402312444112 is 21144421320422.

It can be written as a sum of positive squares in 2 ways, for example, as 11283929032336 + 11118383411776 = 3359156^2 + 3334424^2 .

It is a super-2 number, since 2×22402312444112² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22402312444111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5471612 + ... + 8645412.

Almost surely, 2^{22402312444112} is an apocalyptic number.

It is an amenable number.

22402312444112 is a deficient number, since it is larger than the sum of its proper divisors (21002279980084).

22402312444112 is a wasteful number, since it uses less digits than its factorization.

22402312444112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3614966 (or 3614960 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 22402312444112 its reverse (21144421320422), we get a palindrome (43546733764534).

The spelling of 22402312444112 in words is "twenty-two trillion, four hundred two billion, three hundred twelve million, four hundred forty-four thousand, one hundred twelve".