1103430311232 has 56 divisors (see below), whose sum is σ = 2921321620896. Its totient is φ = 367579688448.

The previous prime is 1103430311227. The next prime is 1103430311267. The reversal of 1103430311232 is 2321130343011.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1492698 + ... + 2105945.

It is an arithmetic number, because the mean of its divisors is an integer number (52166457516).

Almost surely, 2^{1103430311232} is an apocalyptic number.

1103430311232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1103430311232 is an abundant number, since it is smaller than the sum of its proper divisors (1817891309664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1103430311232 is a wasteful number, since it uses less digits than its factorization.

1103430311232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3600255 (or 3600245 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1103430311232 its reverse (2321130343011), we get a palindrome (3424560654243).

The spelling of 1103430311232 in words is "one trillion, one hundred three billion, four hundred thirty million, three hundred eleven thousand, two hundred thirty-two".