2313123018 has 16 divisors (see below), whose sum is σ = 4827387456. Its totient is φ = 737517440.

The previous prime is 2313123017. The next prime is 2313123019. The reversal of 2313123018 is 8103213132.

It is an interprime number because it is at equal distance from previous prime (2313123017) and next prime (2313123019).

It is not an unprimeable number, because it can be changed into a prime (2313123017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8380743 + ... + 8381018.

It is an arithmetic number, because the mean of its divisors is an integer number (301711716).

Almost surely, 2^2313123018 is an apocalyptic number.

2313123018 is an abundant number, since it is smaller than the sum of its proper divisors (2514264438).

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

2313123018 is a wasteful number, since it uses less digits than its factorization.

2313123018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16761789.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 2313123018 is about 48094.9375506404. The cubic root of 2313123018 is about 1322.5118642260.

The spelling of 2313123018 in words is "two billion, three hundred thirteen million, one hundred twenty-three thousand, eighteen".