22420032024340 has 24 divisors (see below), whose sum is σ = 47088311045832. Its totient is φ = 8966823515520.

The previous prime is 22420032024331. The next prime is 22420032024347. The reversal of 22420032024340 is 4342023002422.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 20295421444 + 22399736602896 = 142462^2 + 4732836^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22420032024299 and 22420032024308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22420032024347) 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, 74176299 + ... + 74477938.

It is an arithmetic number, because the mean of its divisors is an integer number (1962012960243).

Almost surely, 2^{22420032024340} is an apocalyptic number.

22420032024340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22420032024340 is an abundant number, since it is smaller than the sum of its proper divisors (24668279021492).

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

22420032024340 is a wasteful number, since it uses less digits than its factorization.

22420032024340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148661787 (or 148661785 counting only the distinct ones).

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

Adding to 22420032024340 its reverse (4342023002422), we get a palindrome (26762055026762).

The spelling of 22420032024340 in words is "twenty-two trillion, four hundred twenty billion, thirty-two million, twenty-four thousand, three hundred forty".