313100123213000 has 128 divisors (see below), whose sum is σ = 733478580806400. Its totient is φ = 125099178624000.

The previous prime is 313100123212997. The next prime is 313100123213071. The reversal of 313100123213000 is 312321001313.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9854887115 + ... + 9854918885.

It is an arithmetic number, because the mean of its divisors is an integer number (5730301412550).

Almost surely, 2^{313100123213000} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 313100123213000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (366739290403200).

313100123213000 is an abundant number, since it is smaller than the sum of its proper divisors (420378457593400).

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

313100123213000 is a wasteful number, since it uses less digits than its factorization.

313100123213000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42568 (or 42554 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 313100123213000 its reverse (312321001313), we get a palindrome (313412444214313).

The spelling of 313100123213000 in words is "three hundred thirteen trillion, one hundred billion, one hundred twenty-three million, two hundred thirteen thousand".