313302221117 has 2 divisors, whose sum is σ = 313302221118. Its totient is φ = 313302221116.

The previous prime is 313302221093. The next prime is 313302221129. The reversal of 313302221117 is 711122203313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 265808300356 + 47493920761 = 515566^2 + 217931^2 .

It is a cyclic number.

It is not a de Polignac number, because 313302221117 - 2¹⁸ = 313301958973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313302221717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156651110558 + 156651110559.

It is an arithmetic number, because the mean of its divisors is an integer number (156651110559).

Almost surely, 2^313302221117 is an apocalyptic number.

It is an amenable number.

313302221117 is a deficient number, since it is larger than the sum of its proper divisors (1).

313302221117 is an equidigital number, since it uses as much as digits as its factorization.

313302221117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 26.

The spelling of 313302221117 in words is "three hundred thirteen billion, three hundred two million, two hundred twenty-one thousand, one hundred seventeen".