343453200350121 has 12 divisors (see below), whose sum is σ = 496338844418820. Its totient is φ = 228858133812000.

The previous prime is 343453200350111. The next prime is 343453200350123. The reversal of 343453200350121 is 121053002354343.

343453200350121 is a `hidden beast` number, since 3 + 4 + 34 + 53 + 200 + 350 + 1 + 21 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 94852893170025 + 248600307180096 = 9739245^2 + 15767064^2 .

It is not a de Polignac number, because 343453200350121 - 2¹¹ = 343453200348073 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (343453200350123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9222182130 + ... + 9222219371.

It is an arithmetic number, because the mean of its divisors is an integer number (41361570368235).

Almost surely, 2^{343453200350121} is an apocalyptic number.

It is an amenable number.

343453200350121 is a deficient number, since it is larger than the sum of its proper divisors (152885644068699).

343453200350121 is a wasteful number, since it uses less digits than its factorization.

343453200350121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18444403576 (or 18444403573 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The spelling of 343453200350121 in words is "three hundred forty-three trillion, four hundred fifty-three billion, two hundred million, three hundred fifty thousand, one hundred twenty-one".