22203023203444 has 12 divisors (see below), whose sum is σ = 38855327597604. Its totient is φ = 11101501032704.

The previous prime is 22203023203441. The next prime is 22203023203483. The reversal of 22203023203444 is 44430232030222.

It can be written as a sum of positive squares in 2 ways, for example, as 2248380291600 + 19954642911844 = 1499460^2 + 4467062^2 .

It is a super-2 number, since 2×22203023203444² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22203023203441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3865254 + ... + 7703650.

It is an arithmetic number, because the mean of its divisors is an integer number (3237943966467).

Almost surely, 2^{22203023203444} is an apocalyptic number.

It is an amenable number.

22203023203444 is a deficient number, since it is larger than the sum of its proper divisors (16652304394160).

22203023203444 is a wasteful number, since it uses less digits than its factorization.

22203023203444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5284514 (or 5284512 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 22203023203444 its reverse (44430232030222), we get a palindrome (66633255233666).

The spelling of 22203023203444 in words is "twenty-two trillion, two hundred three billion, twenty-three million, two hundred three thousand, four hundred forty-four".