22242240310240 has 48 divisors (see below), whose sum is σ = 52547766184368. Its totient is φ = 8896815963136.

The previous prime is 22242240310193. The next prime is 22242240310247. The reversal of 22242240310240 is 4201304224222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22242240310199 and 22242240310208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22242240310247) 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, 19128564 + ... + 20257996.

It is an arithmetic number, because the mean of its divisors is an integer number (1094745128841).

Almost surely, 2^{22242240310240} is an apocalyptic number.

22242240310240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22242240310240 is an abundant number, since it is smaller than the sum of its proper divisors (30305525874128).

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

22242240310240 is a wasteful number, since it uses less digits than its factorization.

22242240310240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252531 (or 1252523 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 22242240310240 its reverse (4201304224222), we get a palindrome (26443544534462).

The spelling of 22242240310240 in words is "twenty-two trillion, two hundred forty-two billion, two hundred forty million, three hundred ten thousand, two hundred forty".