11003031120231 has 6 divisors (see below), whose sum is σ = 15893267173680. Its totient is φ = 7335354080148.

The previous prime is 11003031120187. The next prime is 11003031120233. The reversal of 11003031120231 is 13202113030011.

11003031120231 is a `hidden beast` number, since 1 + 10 + 0 + 303 + 1 + 120 + 231 = 666.

11003031120231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11003031120231 - 2¹⁰ = 11003031119207 is a prime.

It is a super-2 number, since 2×11003031120231² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11003031120233) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 611279506671 + ... + 611279506688.

It is an arithmetic number, because the mean of its divisors is an integer number (2648877862280).

Almost surely, 2^{11003031120231} is an apocalyptic number.

11003031120231 is a deficient number, since it is larger than the sum of its proper divisors (4890236053449).

11003031120231 is a wasteful number, since it uses less digits than its factorization.

11003031120231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222559013365 (or 1222559013362 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 11003031120231 its reverse (13202113030011), we get a palindrome (24205144150242).

The spelling of 11003031120231 in words is "eleven trillion, three billion, thirty-one million, one hundred twenty thousand, two hundred thirty-one".