12022372622550 has 96 divisors (see below), whose sum is σ = 30594732061824. Its totient is φ = 3122442400000.

The previous prime is 12022372622521. The next prime is 12022372622567. The reversal of 12022372622550 is 5522627322021.

It is a junction number, because it is equal to n+sod(n) for n = 12022372622499 and 12022372622508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1944925 + ... + 5275175.

It is an arithmetic number, because the mean of its divisors is an integer number (318695125644).

Almost surely, 2^{12022372622550} is an apocalyptic number.

12022372622550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12022372622550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15297366030912).

12022372622550 is an abundant number, since it is smaller than the sum of its proper divisors (18572359439274).

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

12022372622550 is a wasteful number, since it uses less digits than its factorization.

12022372622550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3330894 (or 3330889 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 39.

Adding to 12022372622550 its reverse (5522627322021), we get a palindrome (17544999944571).

The spelling of 12022372622550 in words is "twelve trillion, twenty-two billion, three hundred seventy-two million, six hundred twenty-two thousand, five hundred fifty".