11130232123 has 2 divisors, whose sum is σ = 11130232124. Its totient is φ = 11130232122.

The previous prime is 11130232097. The next prime is 11130232147. The reversal of 11130232123 is 32123203111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11130232123 - 2⁹ = 11130231611 is a prime.

It is a super-2 number, since 2×11130232123² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11130232123.

It is not a weakly prime, because it can be changed into another prime (11130232423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5565116061 + 5565116062.

It is an arithmetic number, because the mean of its divisors is an integer number (5565116062).

Almost surely, 2^11130232123 is an apocalyptic number.

11130232123 is a deficient number, since it is larger than the sum of its proper divisors (1).

11130232123 is an equidigital number, since it uses as much as digits as its factorization.

11130232123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11130232123 its reverse (32123203111), we get a palindrome (43253435234).

It can be divided in two parts, 11130 and 232123, that added together give a triangular number (243253 = T₆₉₇).

The spelling of 11130232123 in words is "eleven billion, one hundred thirty million, two hundred thirty-two thousand, one hundred twenty-three".