11315130123 has 16 divisors (see below), whose sum is σ = 16841126016. Its totient is φ = 6698173440.

The previous prime is 11315130119. The next prime is 11315130133. The reversal of 11315130123 is 32103151311.

It is not a de Polignac number, because 11315130123 - 2² = 11315130119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11315130123.

It is not an unprimeable number, because it can be changed into a prime (11315130133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3985590 + ... + 3988427.

It is an arithmetic number, because the mean of its divisors is an integer number (1052570376).

Almost surely, 2^11315130123 is an apocalyptic number.

11315130123 is a deficient number, since it is larger than the sum of its proper divisors (5525995893).

11315130123 is a wasteful number, since it uses less digits than its factorization.

11315130123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7974074.

The product of its (nonzero) digits is 270, while the sum is 21.

Adding to 11315130123 its reverse (32103151311), we get a palindrome (43418281434).

The spelling of 11315130123 in words is "eleven billion, three hundred fifteen million, one hundred thirty thousand, one hundred twenty-three".