11403314123 has 12 divisors (see below), whose sum is σ = 11762542512. Its totient is φ = 11054694240.

The previous prime is 11403314107. The next prime is 11403314147. The reversal of 11403314123 is 32141330411.

It is not a de Polignac number, because 11403314123 - 2⁴ = 11403314107 is a prime.

It is a super-2 number, since 2×11403314123² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11403314183) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 364178 + ... + 394248.

It is an arithmetic number, because the mean of its divisors is an integer number (980211876).

Almost surely, 2^11403314123 is an apocalyptic number.

11403314123 is a deficient number, since it is larger than the sum of its proper divisors (359228389).

11403314123 is an equidigital number, since it uses as much as digits as its factorization.

11403314123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30422 (or 30385 counting only the distinct ones).

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

Adding to 11403314123 its reverse (32141330411), we get a palindrome (43544644534).

The spelling of 11403314123 in words is "eleven billion, four hundred three million, three hundred fourteen thousand, one hundred twenty-three".