22303344043400 has 144 divisors (see below), whose sum is σ = 60705659427300. Its totient is φ = 7598154170880.

The previous prime is 22303344043399. The next prime is 22303344043403. The reversal of 22303344043400 is 434044330322.

It can be written as a sum of positive squares in 6 ways, for example, as 12235402351396 + 10067941692004 = 3497914^2 + 3173002^2 .

It is a super-2 number, since 2×22303344043400² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22303344043403) 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 35 ways as a sum of consecutive naturals, for example, 5709335 + ... + 8786534.

Almost surely, 2^{22303344043400} is an apocalyptic number.

22303344043400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22303344043400 is an abundant number, since it is smaller than the sum of its proper divisors (38402315383900).

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

22303344043400 is a wasteful number, since it uses less digits than its factorization.

22303344043400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14496056 (or 14496040 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 32.

Adding to 22303344043400 its reverse (434044330322), we get a palindrome (22737388373722).

The spelling of 22303344043400 in words is "twenty-two trillion, three hundred three billion, three hundred forty-four million, forty-three thousand, four hundred".