11124340031 has 24 divisors (see below), whose sum is σ = 13583422944. Its totient is φ = 8893624320.

The previous prime is 11124340013. The next prime is 11124340063. The reversal of 11124340031 is 13004342111.

It is a de Polignac number, because none of the positive numbers 2^k-11124340031 is a prime.

It is a super-2 number, since 2×11124340031² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11124339985 and 11124340012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11124345031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1515851 + ... + 1523171.

It is an arithmetic number, because the mean of its divisors is an integer number (565975956).

Almost surely, 2^11124340031 is an apocalyptic number.

11124340031 is a deficient number, since it is larger than the sum of its proper divisors (2459082913).

11124340031 is an equidigital number, since it uses as much as digits as its factorization.

11124340031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7571 (or 7458 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 11124340031 its reverse (13004342111), we get a palindrome (24128682142).

The spelling of 11124340031 in words is "eleven billion, one hundred twenty-four million, three hundred forty thousand, thirty-one".