1123413200231 has 4 divisors (see below), whose sum is σ = 1283900800272. Its totient is φ = 962925600192.

The previous prime is 1123413200213. The next prime is 1123413200267. The reversal of 1123413200231 is 1320023143211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1123413200231 - 2⁶ = 1123413200167 is a prime.

It is a super-2 number, since 2×1123413200231² (a number of 25 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 = 1123413200197 and 1123413200206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123413200731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80243800010 + ... + 80243800023.

It is an arithmetic number, because the mean of its divisors is an integer number (320975200068).

Almost surely, 2^{1123413200231} is an apocalyptic number.

1123413200231 is a deficient number, since it is larger than the sum of its proper divisors (160487600041).

1123413200231 is an equidigital number, since it uses as much as digits as its factorization.

1123413200231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160487600040.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1123413200231 its reverse (1320023143211), we get a palindrome (2443436343442).

The spelling of 1123413200231 in words is "one trillion, one hundred twenty-three billion, four hundred thirteen million, two hundred thousand, two hundred thirty-one".