22244130340 has 24 divisors (see below), whose sum is σ = 46727392320. Its totient is φ = 8894848608.

The previous prime is 22244130313. The next prime is 22244130341. The reversal of 22244130340 is 4303144222.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22244130341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109560 + ... + 237679.

It is an arithmetic number, because the mean of its divisors is an integer number (1946974680).

Almost surely, 2^22244130340 is an apocalyptic number.

22244130340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22244130340 is an abundant number, since it is smaller than the sum of its proper divisors (24483261980).

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

22244130340 is a wasteful number, since it uses less digits than its factorization.

22244130340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350451 (or 350449 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 22244130340 its reverse (4303144222), we get a palindrome (26547274562).

The spelling of 22244130340 in words is "twenty-two billion, two hundred forty-four million, one hundred thirty thousand, three hundred forty".