11123410031 has 2 divisors, whose sum is σ = 11123410032. Its totient is φ = 11123410030.

The previous prime is 11123409991. The next prime is 11123410069. The reversal of 11123410031 is 13001432111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11123410031 - 2¹⁰ = 11123409007 is a prime.

It is a super-2 number, since 2×11123410031² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11123409991 and 11123410009.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11123415031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561705015 + 5561705016.

It is an arithmetic number, because the mean of its divisors is an integer number (5561705016).

Almost surely, 2^11123410031 is an apocalyptic number.

11123410031 is a deficient number, since it is larger than the sum of its proper divisors (1).

11123410031 is an equidigital number, since it uses as much as digits as its factorization.

11123410031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11123410031 its reverse (13001432111), we get a palindrome (24124842142).

It can be divided in two parts, 1112 and 3410031, that added together give a palindrome (3411143).

The spelling of 11123410031 in words is "eleven billion, one hundred twenty-three million, four hundred ten thousand, thirty-one".