1103313031 has 8 divisors (see below), whose sum is σ = 1135049760. Its totient is φ = 1071980832.

The previous prime is 1103313023. The next prime is 1103313041. The reversal of 1103313031 is 1303133011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1103313031 - 2³ = 1103313023 is a prime.

It is a super-2 number, since 2×1103313031² = 2434599288748813922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1103312996 and 1103313014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103313041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95596 + ... + 106513.

It is an arithmetic number, because the mean of its divisors is an integer number (141881220).

Almost surely, 2^1103313031 is an apocalyptic number.

1103313031 is a deficient number, since it is larger than the sum of its proper divisors (31736729).

1103313031 is a wasteful number, since it uses less digits than its factorization.

1103313031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202265.

The product of its (nonzero) digits is 81, while the sum is 16.

The square root of 1103313031 is about 33216.1561743679. The cubic root of 1103313031 is about 1033.3154331157.

Adding to 1103313031 its reverse (1303133011), we get a palindrome (2406446042).

The spelling of 1103313031 in words is "one billion, one hundred three million, three hundred thirteen thousand, thirty-one".