22113233032220 has 192 divisors, whose sum is σ = 54334196582400. Its totient is φ = 7470186147840.

The previous prime is 22113233032213. The next prime is 22113233032273. The reversal of 22113233032220 is 2223033231122.

It is a self number, because there is not a number n which added to its sum of digits gives 22113233032220.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 1258355354 + ... + 1258372926.

It is an arithmetic number, because the mean of its divisors is an integer number (282990607200).

Almost surely, 2^{22113233032220} is an apocalyptic number.

22113233032220 is a gapful number since it is divisible by the number (20) 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 22113233032220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27167098291200).

22113233032220 is an abundant number, since it is smaller than the sum of its proper divisors (32220963550180).

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

22113233032220 is a wasteful number, since it uses less digits than its factorization.

22113233032220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21948 (or 21946 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 22113233032220 its reverse (2223033231122), we get a palindrome (24336266263342).

The spelling of 22113233032220 in words is "twenty-two trillion, one hundred thirteen billion, two hundred thirty-three million, thirty-two thousand, two hundred twenty".