313075650121 has 8 divisors (see below), whose sum is σ = 356991239304. Its totient is φ = 271993324800.

The previous prime is 313075650119. The next prime is 313075650131. The reversal of 313075650121 is 121056570313.

It can be written as a sum of positive squares in 4 ways, for example, as 4922986896 + 308152663225 = 70164^2 + 555115^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 313075650121 - 2¹ = 313075650119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313075650131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 708315730 + ... + 708316171.

It is an arithmetic number, because the mean of its divisors is an integer number (44623904913).

Almost surely, 2^313075650121 is an apocalyptic number.

It is an amenable number.

313075650121 is a deficient number, since it is larger than the sum of its proper divisors (43915589183).

313075650121 is a wasteful number, since it uses less digits than its factorization.

313075650121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1416631931.

The product of its (nonzero) digits is 18900, while the sum is 34.

The spelling of 313075650121 in words is "three hundred thirteen billion, seventy-five million, six hundred fifty thousand, one hundred twenty-one".