1103323451052 has 12 divisors (see below), whose sum is σ = 2574421385816. Its totient is φ = 367774483680.

The previous prime is 1103323451011. The next prime is 1103323451057. The reversal of 1103323451052 is 2501543233011.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (1103323451057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45971810449 + ... + 45971810472.

Almost surely, 2^{1103323451052} is an apocalyptic number.

1103323451052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1103323451052 is an abundant number, since it is smaller than the sum of its proper divisors (1471097934764).

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

1103323451052 is a wasteful number, since it uses less digits than its factorization.

1103323451052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91943620928 (or 91943620926 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 1103323451052 its reverse (2501543233011), we get a palindrome (3604866684063).

The spelling of 1103323451052 in words is "one trillion, one hundred three billion, three hundred twenty-three million, four hundred fifty-one thousand, fifty-two".