313312013022061 has 2 divisors, whose sum is σ = 313312013022062. Its totient is φ = 313312013022060.

The previous prime is 313312013021993. The next prime is 313312013022077. The reversal of 313312013022061 is 160220310213313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 208956594319561 + 104355418702500 = 14455331^2 + 10215450^2 .

It is a cyclic number.

It is not a de Polignac number, because 313312013022061 - 2¹³ = 313312013013869 is a prime.

It is a super-2 number, since 2×313312013022061² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313312013025061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156656006511030 + 156656006511031.

It is an arithmetic number, because the mean of its divisors is an integer number (156656006511031).

Almost surely, 2^{313312013022061} is an apocalyptic number.

It is an amenable number.

313312013022061 is a deficient number, since it is larger than the sum of its proper divisors (1).

313312013022061 is an equidigital number, since it uses as much as digits as its factorization.

313312013022061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 313312013022061 its reverse (160220310213313), we get a palindrome (473532323235374).

The spelling of 313312013022061 in words is "three hundred thirteen trillion, three hundred twelve billion, thirteen million, twenty-two thousand, sixty-one".