1103400321241 has 4 divisors (see below), whose sum is σ = 1129060793872. Its totient is φ = 1077739848612.

The previous prime is 1103400321217. The next prime is 1103400321251. The reversal of 1103400321241 is 1421230043011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1103400321241 - 2⁵ = 1103400321209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1103400321251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12830236251 + ... + 12830236336.

It is an arithmetic number, because the mean of its divisors is an integer number (282265198468).

Almost surely, 2^{1103400321241} is an apocalyptic number.

It is an amenable number.

1103400321241 is a deficient number, since it is larger than the sum of its proper divisors (25660472631).

1103400321241 is an equidigital number, since it uses as much as digits as its factorization.

1103400321241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25660472630.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1103400321241 its reverse (1421230043011), we get a palindrome (2524630364252).

The spelling of 1103400321241 in words is "one trillion, one hundred three billion, four hundred million, three hundred twenty-one thousand, two hundred forty-one".