340220121111313 has 8 divisors (see below), whose sum is σ = 340524961447968. Its totient is φ = 339915311447904.

The previous prime is 340220121111289. The next prime is 340220121111341. The reversal of 340220121111313 is 313111121022043.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340220121111313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340220121111613) 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, 14553970 + ... + 29870692.

It is an arithmetic number, because the mean of its divisors is an integer number (42565620180996).

Almost surely, 2^{340220121111313} is an apocalyptic number.

It is an amenable number.

340220121111313 is a deficient number, since it is larger than the sum of its proper divisors (304840336655).

340220121111313 is a wasteful number, since it uses less digits than its factorization.

340220121111313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15336623.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 340220121111313 its reverse (313111121022043), we get a palindrome (653331242133356).

The spelling of 340220121111313 in words is "three hundred forty trillion, two hundred twenty billion, one hundred twenty-one million, one hundred eleven thousand, three hundred thirteen".