11124111031 has 8 divisors (see below), whose sum is σ = 12136904064. Its totient is φ = 10111569720.

The previous prime is 11124110999. The next prime is 11124111043. The reversal of 11124111031 is 13011142111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11124111031 - 2⁵ = 11124110999 is a prime.

It is a super-2 number, since 2×11124111031² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11124110996 and 11124111014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11124111931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36286 + ... + 153508.

It is an arithmetic number, because the mean of its divisors is an integer number (1517113008).

Almost surely, 2^11124111031 is an apocalyptic number.

11124111031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11124111031 is a deficient number, since it is larger than the sum of its proper divisors (1012793033).

11124111031 is a wasteful number, since it uses less digits than its factorization.

11124111031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125861.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 11124111031 its reverse (13011142111), we get a palindrome (24135253142).

It can be divided in two parts, 111 and 24111031, that added together give a palindrome (24111142).

The spelling of 11124111031 in words is "eleven billion, one hundred twenty-four million, one hundred eleven thousand, thirty-one".