1103111323320 has 128 divisors (see below), whose sum is σ = 3319247211840. Its totient is φ = 293282734080.

The previous prime is 1103111323231. The next prime is 1103111323373. The reversal of 1103111323320 is 233231113011.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94820224 + ... + 94831856.

Almost surely, 2^{1103111323320} is an apocalyptic number.

1103111323320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1103111323320 is an abundant number, since it is smaller than the sum of its proper divisors (2216135888520).

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

1103111323320 is a wasteful number, since it uses less digits than its factorization.

1103111323320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13945 (or 13941 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1103111323320 its reverse (233231113011), we get a palindrome (1336342436331).

The spelling of 1103111323320 in words is "one trillion, one hundred three billion, one hundred eleven million, three hundred twenty-three thousand, three hundred twenty".