1103430312111 has 8 divisors (see below), whose sum is σ = 1471855235760. Its totient is φ = 735312798272.

The previous prime is 1103430312041. The next prime is 1103430312113. The reversal of 1103430312111 is 1112130343011.

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 1103430312111 - 2²³ = 1103421923503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103430312113) 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 7 ways as a sum of consecutive naturals, for example, 76844076 + ... + 76858433.

It is an arithmetic number, because the mean of its divisors is an integer number (183981904470).

Almost surely, 2^{1103430312111} is an apocalyptic number.

1103430312111 is a deficient number, since it is larger than the sum of its proper divisors (368424923649).

1103430312111 is a wasteful number, since it uses less digits than its factorization.

1103430312111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153704905.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 1103430312111 its reverse (1112130343011), we get a palindrome (2215560655122).

The spelling of 1103430312111 in words is "one trillion, one hundred three billion, four hundred thirty million, three hundred twelve thousand, one hundred eleven".