22324203004240 has 20 divisors (see below), whose sum is σ = 51903771985044. Its totient is φ = 8929681201664.

The previous prime is 22324203004237. The next prime is 22324203004253. The reversal of 22324203004240 is 4240030242322.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 15853711915584 + 6470491088656 = 3981672^2 + 2543716^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-3 number, since 3×22324203004240³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22324203004199 and 22324203004208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139526268697 + ... + 139526268856.

Almost surely, 2^{22324203004240} is an apocalyptic number.

22324203004240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22324203004240 is an abundant number, since it is smaller than the sum of its proper divisors (29579568980804).

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

22324203004240 is a wasteful number, since it uses less digits than its factorization.

22324203004240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279052537566 (or 279052537560 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 22324203004240 its reverse (4240030242322), we get a palindrome (26564233246562).

The spelling of 22324203004240 in words is "twenty-two trillion, three hundred twenty-four billion, two hundred three million, four thousand, two hundred forty".