13313321043 has 8 divisors (see below), whose sum is σ = 19364830656. Its totient is φ = 8068679400.

The previous prime is 13313321009. The next prime is 13313321051. The reversal of 13313321043 is 34012331331.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13313321043 - 2¹³ = 13313312851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13313321243) 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, 201716953 + ... + 201717018.

It is an arithmetic number, because the mean of its divisors is an integer number (2420603832).

Almost surely, 2^13313321043 is an apocalyptic number.

13313321043 is a deficient number, since it is larger than the sum of its proper divisors (6051509613).

13313321043 is a wasteful number, since it uses less digits than its factorization.

13313321043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403433985.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 13313321043 its reverse (34012331331), we get a palindrome (47325652374).

The spelling of 13313321043 in words is "thirteen billion, three hundred thirteen million, three hundred twenty-one thousand, forty-three".