1103310312 has 64 divisors (see below), whose sum is σ = 2973996480. Its totient is φ = 339075072.

The previous prime is 1103310293. The next prime is 1103310323. The reversal of 1103310312 is 2130133011.

It is a junction number, because it is equal to n+sod(n) for n = 1103310291 and 1103310300.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 358203 + ... + 361269.

It is an arithmetic number, because the mean of its divisors is an integer number (46468695).

Almost surely, 2^1103310312 is an apocalyptic number.

1103310312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1103310312 is an abundant number, since it is smaller than the sum of its proper divisors (1870686168).

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

1103310312 is a wasteful number, since it uses less digits than its factorization.

1103310312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4242 (or 4238 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 1103310312 is about 33216.1152454648. The cubic root of 1103310312 is about 1033.3145842823.

Adding to 1103310312 its reverse (2130133011), we get a palindrome (3233443323).

The spelling of 1103310312 in words is "one billion, one hundred three million, three hundred ten thousand, three hundred twelve".