313041223140 has 48 divisors (see below), whose sum is σ = 876552355392. Its totient is φ = 83474142336.

The previous prime is 313041223139. The next prime is 313041223141. The reversal of 313041223140 is 41322140313.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (313041223139) and next prime (313041223141).

It is a self number, because there is not a number n which added to its sum of digits gives 313041223140.

It is not an unprimeable number, because it can be changed into a prime (313041223141) 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, 1527642 + ... + 1720398.

It is an arithmetic number, because the mean of its divisors is an integer number (18261507404).

Almost surely, 2^313041223140 is an apocalyptic number.

313041223140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

313041223140 is an abundant number, since it is smaller than the sum of its proper divisors (563511132252).

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

313041223140 is a wasteful number, since it uses less digits than its factorization.

313041223140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219836 (or 219834 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 313041223140 its reverse (41322140313), we get a palindrome (354363363453).

The spelling of 313041223140 in words is "three hundred thirteen billion, forty-one million, two hundred twenty-three thousand, one hundred forty".