313220100043 has 2 divisors, whose sum is σ = 313220100044. Its totient is φ = 313220100042.

The previous prime is 313220100023. The next prime is 313220100059. The reversal of 313220100043 is 340001022313.

It is a strong prime.

It is an emirp because it is prime and its reverse (340001022313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 313220100043 - 2²¹ = 313218002891 is a prime.

It is not a weakly prime, because it can be changed into another prime (313220100013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156610050021 + 156610050022.

It is an arithmetic number, because the mean of its divisors is an integer number (156610050022).

Almost surely, 2^313220100043 is an apocalyptic number.

313220100043 is a deficient number, since it is larger than the sum of its proper divisors (1).

313220100043 is an equidigital number, since it uses as much as digits as its factorization.

313220100043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 313220100043 its reverse (340001022313), we get a palindrome (653221122356).

The spelling of 313220100043 in words is "three hundred thirteen billion, two hundred twenty million, one hundred thousand, forty-three".