22141344420140 has 96 divisors (see below), whose sum is σ = 50841726534144. Its totient is φ = 8032687004160.

The previous prime is 22141344420061. The next prime is 22141344420197. The reversal of 22141344420140 is 4102444314122.

It is a junction number, because it is equal to n+sod(n) for n = 22141344420097 and 22141344420106.

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 31 ways as a sum of consecutive naturals, for example, 673238777 + ... + 673271663.

It is an arithmetic number, because the mean of its divisors is an integer number (529601318064).

Almost surely, 2^{22141344420140} is an apocalyptic number.

22141344420140 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 22141344420140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25420863267072).

22141344420140 is an abundant number, since it is smaller than the sum of its proper divisors (28700382114004).

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

22141344420140 is a wasteful number, since it uses less digits than its factorization.

22141344420140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39927 (or 39925 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 22141344420140 its reverse (4102444314122), we get a palindrome (26243788734262).

The spelling of 22141344420140 in words is "twenty-two trillion, one hundred forty-one billion, three hundred forty-four million, four hundred twenty thousand, one hundred forty".