1000113123318 has 24 divisors (see below), whose sum is σ = 2055747517992. Its totient is φ = 324361010304.

The previous prime is 1000113123253. The next prime is 1000113123319. The reversal of 1000113123318 is 8133213110001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000113123319) 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, 60870355 + ... + 60886782.

It is an arithmetic number, because the mean of its divisors is an integer number (85656146583).

Almost surely, 2^{1000113123318} is an apocalyptic number.

1000113123318 is an abundant number, since it is smaller than the sum of its proper divisors (1055634394674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1000113123318 is a wasteful number, since it uses less digits than its factorization.

1000113123318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121757216 (or 121757179 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

Adding to 1000113123318 its reverse (8133213110001), we get a palindrome (9133326233319).

The spelling of 1000113123318 in words is "one trillion, one hundred thirteen million, one hundred twenty-three thousand, three hundred eighteen".