343400324013031 has 4 divisors (see below), whose sum is σ = 344099713675464. Its totient is φ = 342700934350600.

The previous prime is 343400324013029. The next prime is 343400324013077. The reversal of 343400324013031 is 130310423004343.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 343400324013031 - 2¹ = 343400324013029 is a prime.

It is a super-2 number, since 2×343400324013031² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 343400324012984 and 343400324013002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343400324013431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 349694830480 + ... + 349694831461.

It is an arithmetic number, because the mean of its divisors is an integer number (86024928418866).

Almost surely, 2^{343400324013031} is an apocalyptic number.

343400324013031 is a deficient number, since it is larger than the sum of its proper divisors (699389662433).

343400324013031 is an equidigital number, since it uses as much as digits as its factorization.

343400324013031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699389662432.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 343400324013031 its reverse (130310423004343), we get a palindrome (473710747017374).

The spelling of 343400324013031 in words is "three hundred forty-three trillion, four hundred billion, three hundred twenty-four million, thirteen thousand, thirty-one".