22112200010022 has 48 divisors (see below), whose sum is σ = 45804268894800. Its totient is φ = 7116212121984.

The previous prime is 22112200009969. The next prime is 22112200010029. The reversal of 22112200010022 is 22001000221122.

It is a junction number, because it is equal to n+sod(n) for n = 22112200009983 and 22112200010010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22112200010029) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 111382104 + ... + 111580452.

It is an arithmetic number, because the mean of its divisors is an integer number (954255601975).

Almost surely, 2^{22112200010022} is an apocalyptic number.

22112200010022 is an abundant number, since it is smaller than the sum of its proper divisors (23692068884778).

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

22112200010022 is a wasteful number, since it uses less digits than its factorization.

22112200010022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220505 (or 220476 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22112200010022 its reverse (22001000221122), we get a palindrome (44113200231144).

The spelling of 22112200010022 in words is "twenty-two trillion, one hundred twelve billion, two hundred million, ten thousand, twenty-two".