2103223444 has 12 divisors (see below), whose sum is σ = 4206446944. Its totient is φ = 901381464.

The previous prime is 2103223429. The next prime is 2103223469. The reversal of 2103223444 is 4443223012.

It is a happy number.

2103223444 is an admirable number.

It is a super-2 number, since 2×2103223444² = 8847097710782442272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37557534 + ... + 37557589.

Almost surely, 2^2103223444 is an apocalyptic number.

It is an amenable number.

2103223444 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2103223444 is a wasteful number, since it uses less digits than its factorization.

2103223444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75115134 (or 75115132 counting only the distinct ones).

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

The square root of 2103223444 is about 45860.9141208502. The cubic root of 2103223444 is about 1281.2340483154.

Adding to 2103223444 its reverse (4443223012), we get a palindrome (6546446456).

The spelling of 2103223444 in words is "two billion, one hundred three million, two hundred twenty-three thousand, four hundred forty-four".