22112666842844 has 96 divisors (see below), whose sum is σ = 41847249024000. Its totient is φ = 10190804189184.

The previous prime is 22112666842813. The next prime is 22112666842853. The reversal of 22112666842844 is 44824866621122.

It is a happy number.

It is a super-2 number, since 2×22112666842844² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22112666842844.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3386834972 + ... + 3386841500.

It is an arithmetic number, because the mean of its divisors is an integer number (435908844000).

Almost surely, 2^{22112666842844} is an apocalyptic number.

It is an amenable number.

22112666842844 is a deficient number, since it is larger than the sum of its proper divisors (19734582181156).

22112666842844 is a wasteful number, since it uses less digits than its factorization.

22112666842844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12075 (or 12073 counting only the distinct ones).

The product of its digits is 14155776, while the sum is 56.

The spelling of 22112666842844 in words is "twenty-two trillion, one hundred twelve billion, six hundred sixty-six million, eight hundred forty-two thousand, eight hundred forty-four".