1111103013044 has 6 divisors (see below), whose sum is σ = 1944430272834. Its totient is φ = 555551506520.

The previous prime is 1111103013017. The next prime is 1111103013061. The reversal of 1111103013044 is 4403103011111.

It can be written as a sum of positive squares in only one way, i.e., 1103314950544 + 7788062500 = 1050388^2 + 88250^2 .

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, 138887876627 + ... + 138887876634.

It is an arithmetic number, because the mean of its divisors is an integer number (324071712139).

Almost surely, 2^{1111103013044} is an apocalyptic number.

It is an amenable number.

1111103013044 is a deficient number, since it is larger than the sum of its proper divisors (833327259790).

1111103013044 is a wasteful number, since it uses less digits than its factorization.

1111103013044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277775753265 (or 277775753263 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1111103013044 its reverse (4403103011111), we get a palindrome (5514206024155).

The spelling of 1111103013044 in words is "one trillion, one hundred eleven billion, one hundred three million, thirteen thousand, forty-four".