22141320403240 has 64 divisors (see below), whose sum is σ = 51446232898560. Its totient is φ = 8567295260160.

The previous prime is 22141320403129. The next prime is 22141320403259. The reversal of 22141320403240 is 4230402314122.

It is a junction number, because it is equal to n+sod(n) for n = 22141320403199 and 22141320403208.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 680149 + ... + 6689188.

It is an arithmetic number, because the mean of its divisors is an integer number (803847389040).

Almost surely, 2^{22141320403240} is an apocalyptic number.

22141320403240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22141320403240 is an abundant number, since it is smaller than the sum of its proper divisors (29304912495320).

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

22141320403240 is a wasteful number, since it uses less digits than its factorization.

22141320403240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7371802 (or 7371798 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 22141320403240 its reverse (4230402314122), we get a palindrome (26371722717362).

The spelling of 22141320403240 in words is "twenty-two trillion, one hundred forty-one billion, three hundred twenty million, four hundred three thousand, two hundred forty".