1101320103031 has 4 divisors (see below), whose sum is σ = 1159284319000. Its totient is φ = 1043355887064.

The previous prime is 1101320102977. The next prime is 1101320103097. The reversal of 1101320103031 is 1303010231011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1101320103031 - 2¹¹ = 1101320100983 is a prime.

It is a super-2 number, since 2×1101320103031² (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 = 1101320102996 and 1101320103014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101320100031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28982107956 + ... + 28982107993.

It is an arithmetic number, because the mean of its divisors is an integer number (289821079750).

Almost surely, 2^{1101320103031} is an apocalyptic number.

1101320103031 is a deficient number, since it is larger than the sum of its proper divisors (57964215969).

1101320103031 is an equidigital number, since it uses as much as digits as its factorization.

1101320103031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57964215968.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 1101320103031 its reverse (1303010231011), we get a palindrome (2404330334042).

The spelling of 1101320103031 in words is "one trillion, one hundred one billion, three hundred twenty million, one hundred three thousand, thirty-one".