1031113103193 has 12 divisors (see below), whose sum is σ = 1489408279060. Its totient is φ = 687398265216.

The previous prime is 1031113103171. The next prime is 1031113103213. The reversal of 1031113103193 is 3913013111301.

1031113103193 is a `hidden beast` number, since 1 + 0 + 31 + 1 + 1 + 310 + 319 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 493988282649 + 537124820544 = 702843^2 + 732888^2 .

It is not a de Polignac number, because 1031113103193 - 2¹⁶ = 1031113037657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1031113103143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 223396 + ... + 1453317.

Almost surely, 2^{1031113103193} is an apocalyptic number.

It is an amenable number.

1031113103193 is a deficient number, since it is larger than the sum of its proper divisors (458295175867).

1031113103193 is a wasteful number, since it uses less digits than its factorization.

1031113103193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1745048 (or 1745045 counting only the distinct ones).

The product of its (nonzero) digits is 729, while the sum is 27.

Adding to 1031113103193 its reverse (3913013111301), we get a palindrome (4944126214494).

The spelling of 1031113103193 in words is "one trillion, thirty-one billion, one hundred thirteen million, one hundred three thousand, one hundred ninety-three".