201103444 has 12 divisors (see below), whose sum is σ = 367232544. Its totient is φ = 96179864.

The previous prime is 201103433. The next prime is 201103451. The reversal of 201103444 is 444301102.

It is a super-2 number, since 2×201103444² = 80885190377322272, 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, 1092862 + ... + 1093045.

It is an arithmetic number, because the mean of its divisors is an integer number (30602712).

Almost surely, 2^201103444 is an apocalyptic number.

It is an amenable number.

201103444 is a deficient number, since it is larger than the sum of its proper divisors (166129100).

201103444 is a wasteful number, since it uses less digits than its factorization.

201103444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2185934 (or 2185932 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 201103444 is about 14181.0945980908. The cubic root of 201103444 is about 585.8770723755.

Adding to 201103444 its reverse (444301102), we get a palindrome (645404546).

The spelling of 201103444 in words is "two hundred one million, one hundred three thousand, four hundred forty-four".