2313121230 has 96 divisors (see below), whose sum is σ = 7059109824. Its totient is φ = 514418688.

The previous prime is 2313121219. The next prime is 2313121249. The reversal of 2313121230 is 321213132.

2313121230 is a `hidden beast` number, since 2 + 313 + 121 + 230 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26307 + ... + 72926.

It is an arithmetic number, because the mean of its divisors is an integer number (73532394).

Almost surely, 2^2313121230 is an apocalyptic number.

2313121230 is an abundant number, since it is smaller than the sum of its proper divisors (4745988594).

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

2313121230 is a wasteful number, since it uses less digits than its factorization.

2313121230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99290 (or 99287 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 2313121230 is about 48094.9189624018. The cubic root of 2313121230 is about 1322.5115234671.

Adding to 2313121230 its reverse (321213132), we get a palindrome (2634334362).

The spelling of 2313121230 in words is "two billion, three hundred thirteen million, one hundred twenty-one thousand, two hundred thirty".