1103321113031 has 8 divisors (see below), whose sum is σ = 1171907604720. Its totient is φ = 1035144093568.

The previous prime is 1103321113019. The next prime is 1103321113043. The reversal of 1103321113031 is 1303111233011.

It is an interprime number because it is at equal distance from previous prime (1103321113019) and next prime (1103321113043).

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 1103321113031 - 2⁶ = 1103321112967 is a prime.

It is a super-2 number, since 2×1103321113031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1103321112994 and 1103321113012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103321113061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102362501 + ... + 102373278.

It is an arithmetic number, because the mean of its divisors is an integer number (146488450590).

Almost surely, 2^{1103321113031} is an apocalyptic number.

1103321113031 is a deficient number, since it is larger than the sum of its proper divisors (68586491689).

1103321113031 is a wasteful number, since it uses less digits than its factorization.

1103321113031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204736113.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 1103321113031 its reverse (1303111233011), we get a palindrome (2406432346042).

The spelling of 1103321113031 in words is "one trillion, one hundred three billion, three hundred twenty-one million, one hundred thirteen thousand, thirty-one".