1103020320105 has 24 divisors (see below), whose sum is σ = 2085711151680. Its totient is φ = 534797730720.

The previous prime is 1103020320089. The next prime is 1103020320223. The reversal of 1103020320105 is 5010230203011.

It is not a de Polignac number, because 1103020320105 - 2⁴ = 1103020320089 is a prime.

It is a super-2 number, since 2×1103020320105² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1114161445 + ... + 1114162434.

It is an arithmetic number, because the mean of its divisors is an integer number (86904631320).

Almost surely, 2^{1103020320105} is an apocalyptic number.

1103020320105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1103020320105 is a deficient number, since it is larger than the sum of its proper divisors (982690831575).

1103020320105 is a wasteful number, since it uses less digits than its factorization.

1103020320105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2228323901 (or 2228323898 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

Adding to 1103020320105 its reverse (5010230203011), we get a palindrome (6113250523116).

The spelling of 1103020320105 in words is "one trillion, one hundred three billion, twenty million, three hundred twenty thousand, one hundred five".