202240224440 has 32 divisors (see below), whose sum is σ = 455116423680. Its totient is φ = 80882593152.

The previous prime is 202240224437. The next prime is 202240224449. The reversal of 202240224440 is 44422042202.

It is a super-2 number, since 2×202240224440² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202240224449) 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, 177272 + ... + 660231.

It is an arithmetic number, because the mean of its divisors is an integer number (14222388240).

Almost surely, 2^202240224440 is an apocalyptic number.

202240224440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202240224440 is an abundant number, since it is smaller than the sum of its proper divisors (252876199240).

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

202240224440 is a wasteful number, since it uses less digits than its factorization.

202240224440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843551 (or 843547 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 202240224440 its reverse (44422042202), we get a palindrome (246662266642).

The spelling of 202240224440 in words is "two hundred two billion, two hundred forty million, two hundred twenty-four thousand, four hundred forty".