11312303123 has 8 divisors (see below), whose sum is σ = 12514507776. Its totient is φ = 10139067400.

The previous prime is 11312303117. The next prime is 11312303137. The reversal of 11312303123 is 32130321311.

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

It is a de Polignac number, because none of the positive numbers 2^k-11312303123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11312303095 and 11312303104.

It is not an unprimeable number, because it can be changed into a prime (11312303143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7241411 + ... + 7242972.

It is an arithmetic number, because the mean of its divisors is an integer number (1564313472).

Almost surely, 2^11312303123 is an apocalyptic number.

11312303123 is a deficient number, since it is larger than the sum of its proper divisors (1202204653).

11312303123 is a wasteful number, since it uses less digits than its factorization.

11312303123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14484465.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 11312303123 its reverse (32130321311), we get a palindrome (43442624434).

The spelling of 11312303123 in words is "eleven billion, three hundred twelve million, three hundred three thousand, one hundred twenty-three".