20223103444 has 6 divisors (see below), whose sum is σ = 35390431034. Its totient is φ = 10111551720.

The previous prime is 20223103427. The next prime is 20223103451. The reversal of 20223103444 is 44430132202.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 18851290000 + 1371813444 = 137300^2 + 37038^2 .

It is a super-2 number, since 2×20223103444² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2527887927 + ... + 2527887934.

Almost surely, 2^20223103444 is an apocalyptic number.

It is an amenable number.

20223103444 is a deficient number, since it is larger than the sum of its proper divisors (15167327590).

20223103444 is a wasteful number, since it uses less digits than its factorization.

20223103444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5055775865 (or 5055775863 counting only the distinct ones).

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

Adding to 20223103444 its reverse (44430132202), we get a palindrome (64653235646).

The spelling of 20223103444 in words is "twenty billion, two hundred twenty-three million, one hundred three thousand, four hundred forty-four".