11130203103031 has 2 divisors, whose sum is σ = 11130203103032. Its totient is φ = 11130203103030.

The previous prime is 11130203102999. The next prime is 11130203103059. The reversal of 11130203103031 is 13030130203111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11130203103031 - 2⁵ = 11130203102999 is a prime.

It is a super-2 number, since 2×11130203103031² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11130203133031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5565101551515 + 5565101551516.

It is an arithmetic number, because the mean of its divisors is an integer number (5565101551516).

Almost surely, 2^{11130203103031} is an apocalyptic number.

11130203103031 is a deficient number, since it is larger than the sum of its proper divisors (1).

11130203103031 is an equidigital number, since it uses as much as digits as its factorization.

11130203103031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 11130203103031 its reverse (13030130203111), we get a palindrome (24160333306142).

The spelling of 11130203103031 in words is "eleven trillion, one hundred thirty billion, two hundred three million, one hundred three thousand, thirty-one".