1103321551450 has 24 divisors (see below), whose sum is σ = 2063642784480. Its totient is φ = 438863094000.

The previous prime is 1103321551447. The next prime is 1103321551471. The reversal of 1103321551450 is 541551233011.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 61629126 + ... + 61647025.

It is an arithmetic number, because the mean of its divisors is an integer number (85985116020).

Almost surely, 2^{1103321551450} is an apocalyptic number.

1103321551450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1103321551450 is a deficient number, since it is larger than the sum of its proper divisors (960321233030).

1103321551450 is a wasteful number, since it uses less digits than its factorization.

1103321551450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123276342 (or 123276337 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 31.

Adding to 1103321551450 its reverse (541551233011), we get a palindrome (1644872784461).

The spelling of 1103321551450 in words is "one trillion, one hundred three billion, three hundred twenty-one million, five hundred fifty-one thousand, four hundred fifty".