1100313303403 has 4 divisors (see below), whose sum is σ = 1123724224800. Its totient is φ = 1076902382008.

The previous prime is 1100313303379. The next prime is 1100313303409. The reversal of 1100313303403 is 3043033130011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100313303403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100313303409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11705460628 + ... + 11705460721.

It is an arithmetic number, because the mean of its divisors is an integer number (280931056200).

Almost surely, 2^{1100313303403} is an apocalyptic number.

1100313303403 is a deficient number, since it is larger than the sum of its proper divisors (23410921397).

1100313303403 is an equidigital number, since it uses as much as digits as its factorization.

1100313303403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23410921396.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 1100313303403 its reverse (3043033130011), we get a palindrome (4143346433414).

The spelling of 1100313303403 in words is "one trillion, one hundred billion, three hundred thirteen million, three hundred three thousand, four hundred three".