1103403401111 has 8 divisors (see below), whose sum is σ = 1203738796800. Its totient is φ = 1003072338040.

The previous prime is 1103403401101. The next prime is 1103403401117. The reversal of 1103403401111 is 1111043043011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1103403401111 - 2¹⁰ = 1103403400087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103403401117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 538751 + ... + 1580208.

It is an arithmetic number, because the mean of its divisors is an integer number (150467349600).

Almost surely, 2^{1103403401111} is an apocalyptic number.

1103403401111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1103403401111 is a deficient number, since it is larger than the sum of its proper divisors (100335395689).

1103403401111 is a wasteful number, since it uses less digits than its factorization.

1103403401111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2166309.

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

Adding to 1103403401111 its reverse (1111043043011), we get a palindrome (2214446444122).

The spelling of 1103403401111 in words is "one trillion, one hundred three billion, four hundred three million, four hundred one thousand, one hundred eleven".