22133022120440 has 128 divisors (see below), whose sum is σ = 62117036352000. Its totient is φ = 6895315668480.

The previous prime is 22133022120439. The next prime is 22133022120487. The reversal of 22133022120440 is 4402122033122.

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, 4753142 + ... + 8176698.

It is an arithmetic number, because the mean of its divisors is an integer number (485289346500).

Almost surely, 2^{22133022120440} is an apocalyptic number.

22133022120440 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 22133022120440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31058518176000).

22133022120440 is an abundant number, since it is smaller than the sum of its proper divisors (39984014231560).

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

22133022120440 is a wasteful number, since it uses less digits than its factorization.

22133022120440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3425685 (or 3425681 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 22133022120440 its reverse (4402122033122), we get a palindrome (26535144153562).

The spelling of 22133022120440 in words is "twenty-two trillion, one hundred thirty-three billion, twenty-two million, one hundred twenty thousand, four hundred forty".