313240142242000 has 40 divisors (see below), whose sum is σ = 757414663945992. Its totient is φ = 125296056896000.

The previous prime is 313240142241979. The next prime is 313240142242003. The reversal of 313240142242000 is 242241042313.

It can be written as a sum of positive squares in 4 ways, for example, as 1359173578896 + 311880968663104 = 1165836^2 + 17660152^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 313240142242000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313240142242003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78310033561 + ... + 78310037560.

Almost surely, 2^{313240142242000} is an apocalyptic number.

It is an amenable number.

313240142242000 is an abundant number, since it is smaller than the sum of its proper divisors (444174521703992).

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

313240142242000 is a wasteful number, since it uses less digits than its factorization.

313240142242000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156620071144 (or 156620071128 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 313240142242000 its reverse (242241042313), we get a palindrome (313482383284313).

The spelling of 313240142242000 in words is "three hundred thirteen trillion, two hundred forty billion, one hundred forty-two million, two hundred forty-two thousand".