22011001022112 has 24 divisors (see below), whose sum is σ = 57778877683296. Its totient is φ = 7337000340672.

The previous prime is 22011001022111. The next prime is 22011001022123. The reversal of 22011001022112 is 21122010011022.

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

It is a junction number, because it is equal to n+sod(n) for n = 22011001022091 and 22011001022100.

It is not an unprimeable number, because it can be changed into a prime (22011001022111) 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, 114640630228 + ... + 114640630419.

It is an arithmetic number, because the mean of its divisors is an integer number (2407453236804).

Almost surely, 2^{22011001022112} is an apocalyptic number.

It is an amenable number.

22011001022112 is an abundant number, since it is smaller than the sum of its proper divisors (35767876661184).

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

22011001022112 is a wasteful number, since it uses less digits than its factorization.

22011001022112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229281260660 (or 229281260652 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22011001022112 its reverse (21122010011022), we get a palindrome (43133011033134).

The spelling of 22011001022112 in words is "twenty-two trillion, eleven billion, one million, twenty-two thousand, one hundred twelve".