1313220342043 has 8 divisors (see below), whose sum is σ = 1320131174400. Its totient is φ = 1306309878120.

The previous prime is 1313220341981. The next prime is 1313220342067. The reversal of 1313220342043 is 3402430223131.

It is a happy number.

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 1313220342043 - 2²⁵ = 1313186787611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313220342143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9890308 + ... + 10022206.

It is an arithmetic number, because the mean of its divisors is an integer number (165016396800).

Almost surely, 2^{1313220342043} is an apocalyptic number.

1313220342043 is a deficient number, since it is larger than the sum of its proper divisors (6910832357).

1313220342043 is a wasteful number, since it uses less digits than its factorization.

1313220342043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184217.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 1313220342043 its reverse (3402430223131), we get a palindrome (4715650565174).

The spelling of 1313220342043 in words is "one trillion, three hundred thirteen billion, two hundred twenty million, three hundred forty-two thousand, forty-three".