355011034534121 has 32 divisors (see below), whose sum is σ = 407742416893440. Its totient is φ = 302787419410944.

The previous prime is 355011034534049. The next prime is 355011034534129. The reversal of 355011034534121 is 121435430110553.

It is a cyclic number.

It is not a de Polignac number, because 355011034534121 - 2⁴² = 350612988023017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (355011034534129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3006139751 + ... + 3006257843.

It is an arithmetic number, because the mean of its divisors is an integer number (12741950527920).

Almost surely, 2^{355011034534121} is an apocalyptic number.

It is an amenable number.

355011034534121 is a deficient number, since it is larger than the sum of its proper divisors (52731382359319).

355011034534121 is a wasteful number, since it uses less digits than its factorization.

355011034534121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120825.

The product of its (nonzero) digits is 108000, while the sum is 38.

Adding to 355011034534121 its reverse (121435430110553), we get a palindrome (476446464644674).

The spelling of 355011034534121 in words is "three hundred fifty-five trillion, eleven billion, thirty-four million, five hundred thirty-four thousand, one hundred twenty-one".