11133001031 has 2 divisors, whose sum is σ = 11133001032. Its totient is φ = 11133001030.

The previous prime is 11133000979. The next prime is 11133001039. The reversal of 11133001031 is 13010033111.

It is a happy number.

11133001031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (13010033111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11133001031 is a prime.

It is a super-2 number, since 2×11133001031² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11133000997 and 11133001015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11133001039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5566500515 + 5566500516.

It is an arithmetic number, because the mean of its divisors is an integer number (5566500516).

Almost surely, 2^11133001031 is an apocalyptic number.

11133001031 is a deficient number, since it is larger than the sum of its proper divisors (1).

11133001031 is an equidigital number, since it uses as much as digits as its factorization.

11133001031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27, while the sum is 14.

Adding to 11133001031 its reverse (13010033111), we get a palindrome (24143034142).

The spelling of 11133001031 in words is "eleven billion, one hundred thirty-three million, one thousand, thirty-one".