22110201312 has 24 divisors (see below), whose sum is σ = 58039278696. Its totient is φ = 7370067072.

The previous prime is 22110201299. The next prime is 22110201317. The reversal of 22110201312 is 21310201122.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×22110201312² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22110201291 and 22110201300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22110201317) 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 3 ways as a sum of consecutive naturals, for example, 115157203 + ... + 115157394.

It is an arithmetic number, because the mean of its divisors is an integer number (2418303279).

Almost surely, 2^22110201312 is an apocalyptic number.

It is an amenable number.

22110201312 is an abundant number, since it is smaller than the sum of its proper divisors (35929077384).

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

22110201312 is a wasteful number, since it uses less digits than its factorization.

22110201312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230314610 (or 230314602 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 22110201312 its reverse (21310201122), we get a palindrome (43420402434).

The spelling of 22110201312 in words is "twenty-two billion, one hundred ten million, two hundred one thousand, three hundred twelve".