1031130111103 has 8 divisors (see below), whose sum is σ = 1085483644128. Its totient is φ = 977570060544.

The previous prime is 1031130111061. The next prime is 1031130111163. The reversal of 1031130111103 is 3011110311301.

1031130111103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1031130111103 - 2¹³ = 1031130102911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031130111163) 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, 198367950 + ... + 198373147.

It is an arithmetic number, because the mean of its divisors is an integer number (135685455516).

Almost surely, 2^{1031130111103} is an apocalyptic number.

1031130111103 is a deficient number, since it is larger than the sum of its proper divisors (54353533025).

1031130111103 is a wasteful number, since it uses less digits than its factorization.

1031130111103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396741233.

The product of its (nonzero) digits is 27, while the sum is 16.

Adding to 1031130111103 its reverse (3011110311301), we get a palindrome (4042240422404).

The spelling of 1031130111103 in words is "one trillion, thirty-one billion, one hundred thirty million, one hundred eleven thousand, one hundred three".