22012053331224 has 192 divisors, whose sum is σ = 63778430004480. Its totient is φ = 6277396320000.

The previous prime is 22012053331217. The next prime is 22012053331249. The reversal of 22012053331224 is 42213335021022.

It is a junction number, because it is equal to n+sod(n) for n = 22012053331191 and 22012053331200.

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, 13626114 + ... + 15155694.

It is an arithmetic number, because the mean of its divisors is an integer number (332179322940).

Almost surely, 2^{22012053331224} is an apocalyptic number.

22012053331224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22012053331224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31889215002240).

22012053331224 is an abundant number, since it is smaller than the sum of its proper divisors (41766376673256).

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

22012053331224 is a wasteful number, since it uses less digits than its factorization.

22012053331224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1529790 (or 1529767 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 22012053331224 its reverse (42213335021022), we get a palindrome (64225388352246).

The spelling of 22012053331224 in words is "twenty-two trillion, twelve billion, fifty-three million, three hundred thirty-one thousand, two hundred twenty-four".