11231300123 has 2 divisors, whose sum is σ = 11231300124. Its totient is φ = 11231300122.

The previous prime is 11231300107. The next prime is 11231300183. The reversal of 11231300123 is 32100313211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11231300123 - 2⁴ = 11231300107 is a prime.

It is a super-2 number, since 2×11231300123² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11231300183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5615650061 + 5615650062.

It is an arithmetic number, because the mean of its divisors is an integer number (5615650062).

Almost surely, 2^11231300123 is an apocalyptic number.

11231300123 is a deficient number, since it is larger than the sum of its proper divisors (1).

11231300123 is an equidigital number, since it uses as much as digits as its factorization.

11231300123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 11231300123 its reverse (32100313211), we get a palindrome (43331613334).

The spelling of 11231300123 in words is "eleven billion, two hundred thirty-one million, three hundred thousand, one hundred twenty-three".