22343304421040 has 40 divisors (see below), whose sum is σ = 51955522446240. Its totient is φ = 8936059030016.

The previous prime is 22343304421021. The next prime is 22343304421043. The reversal of 22343304421040 is 4012440334322.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 22343304420988 and 22343304421006.

It is not an unprimeable number, because it can be changed into a prime (22343304421043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19160429 + ... + 20293068.

It is an arithmetic number, because the mean of its divisors is an integer number (1298888061156).

Almost surely, 2^{22343304421040} is an apocalyptic number.

22343304421040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22343304421040 is an abundant number, since it is smaller than the sum of its proper divisors (29612218025200).

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

22343304421040 is a wasteful number, since it uses less digits than its factorization.

22343304421040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39460589 (or 39460583 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 22343304421040 its reverse (4012440334322), we get a palindrome (26355744755362).

The spelling of 22343304421040 in words is "twenty-two trillion, three hundred forty-three billion, three hundred four million, four hundred twenty-one thousand, forty".