1011103221303 has 12 divisors (see below), whose sum is σ = 1669122778128. Its totient is φ = 577773269280.

The previous prime is 1011103221301. The next prime is 1011103221353. The reversal of 1011103221303 is 3031223011101.

1011103221303 is a `hidden beast` number, since 101 + 110 + 322 + 130 + 3 = 666.

It is not a de Polignac number, because 1011103221303 - 2¹ = 1011103221301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011103221301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8024628678 + ... + 8024628803.

It is an arithmetic number, because the mean of its divisors is an integer number (139093564844).

Almost surely, 2^{1011103221303} is an apocalyptic number.

1011103221303 is a deficient number, since it is larger than the sum of its proper divisors (658019556825).

1011103221303 is a wasteful number, since it uses less digits than its factorization.

1011103221303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16049257494 (or 16049257491 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1011103221303 its reverse (3031223011101), we get a palindrome (4042326232404).

The spelling of 1011103221303 in words is "one trillion, eleven billion, one hundred three million, two hundred twenty-one thousand, three hundred three".