1101203044 has 12 divisors (see below), whose sum is σ = 1968107904. Its totient is φ = 538886504.

The previous prime is 1101203027. The next prime is 1101203053. The reversal of 1101203044 is 4403021011.

It is a super-2 number, since 2×1101203044² = 2425296288229731872, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2928544 + ... + 2928919.

It is an arithmetic number, because the mean of its divisors is an integer number (164008992).

Almost surely, 2^1101203044 is an apocalyptic number.

It is an amenable number.

1101203044 is a deficient number, since it is larger than the sum of its proper divisors (866904860).

1101203044 is a wasteful number, since it uses less digits than its factorization.

1101203044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5857514 (or 5857512 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1101203044 is about 33184.3795180805. The cubic root of 1101203044 is about 1032.6563051341.

Adding to 1101203044 its reverse (4403021011), we get a palindrome (5504224055).

The spelling of 1101203044 in words is "one billion, one hundred one million, two hundred three thousand, forty-four".