313220233204441 has 2 divisors, whose sum is σ = 313220233204442. Its totient is φ = 313220233204440.

The previous prime is 313220233204379. The next prime is 313220233204481. The reversal of 313220233204441 is 144402332022313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 243921268044441 + 69298965160000 = 15617979^2 + 8324600^2 .

It is a cyclic number.

It is not a de Polignac number, because 313220233204441 - 2¹⁵ = 313220233171673 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 313220233204397 and 313220233204406.

It is not a weakly prime, because it can be changed into another prime (313220233204481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156610116602220 + 156610116602221.

It is an arithmetic number, because the mean of its divisors is an integer number (156610116602221).

Almost surely, 2^{313220233204441} is an apocalyptic number.

It is an amenable number.

313220233204441 is a deficient number, since it is larger than the sum of its proper divisors (1).

313220233204441 is an equidigital number, since it uses as much as digits as its factorization.

313220233204441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 313220233204441 its reverse (144402332022313), we get a palindrome (457622565226754).

The spelling of 313220233204441 in words is "three hundred thirteen trillion, two hundred twenty billion, two hundred thirty-three million, two hundred four thousand, four hundred forty-one".