22203422340444 has 48 divisors (see below), whose sum is σ = 57564690573600. Its totient is φ = 7401107058048.

The previous prime is 22203422340443. The next prime is 22203422340469. The reversal of 22203422340444 is 44404322430222.

22203422340444 is a `hidden beast` number, since 2 + 2 + 20 + 3 + 4 + 223 + 404 + 4 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 22203422340399 and 22203422340408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22203422340443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37613944 + ... + 38199680.

It is an arithmetic number, because the mean of its divisors is an integer number (1199264386950).

Almost surely, 2^{22203422340444} is an apocalyptic number.

It is an amenable number.

22203422340444 is an abundant number, since it is smaller than the sum of its proper divisors (35361268233156).

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

22203422340444 is a wasteful number, since it uses less digits than its factorization.

22203422340444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936739 (or 936731 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 36.

Adding to 22203422340444 its reverse (44404322430222), we get a palindrome (66607744770666).

The spelling of 22203422340444 in words is "twenty-two trillion, two hundred three billion, four hundred twenty-two million, three hundred forty thousand, four hundred forty-four".