313203211220140 has 12 divisors (see below), whose sum is σ = 657726743562336. Its totient is φ = 125281284488048.

The previous prime is 313203211220077. The next prime is 313203211220147. The reversal of 313203211220140 is 41022112302313.

It is a super-3 number, since 3×313203211220140³ (a number of 44 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (313203211220147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7830080280484 + ... + 7830080280523.

It is an arithmetic number, because the mean of its divisors is an integer number (54810561963528).

Almost surely, 2^{313203211220140} is an apocalyptic number.

It is an amenable number.

313203211220140 is an abundant number, since it is smaller than the sum of its proper divisors (344523532342196).

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

313203211220140 is a wasteful number, since it uses less digits than its factorization.

313203211220140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15660160561016 (or 15660160561014 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 313203211220140 its reverse (41022112302313), we get a palindrome (354225323522453).

The spelling of 313203211220140 in words is "three hundred thirteen trillion, two hundred three billion, two hundred eleven million, two hundred twenty thousand, one hundred forty".