355105245011121 has 48 divisors (see below), whose sum is σ = 578258765112000. Its totient is φ = 215213991949440.

The previous prime is 355105245011107. The next prime is 355105245011149. The reversal of 355105245011121 is 121110542501553.

355105245011121 is a `hidden beast` number, since 3 + 5 + 5 + 1 + 0 + 5 + 24 + 501 + 1 + 121 = 666.

It is not a de Polignac number, because 355105245011121 - 2⁴¹ = 352906221755569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (355105245011191) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1012388830 + ... + 1012739528.

It is an arithmetic number, because the mean of its divisors is an integer number (12047057606500).

Almost surely, 2^{355105245011121} is an apocalyptic number.

It is an amenable number.

355105245011121 is a deficient number, since it is larger than the sum of its proper divisors (223153520100879).

355105245011121 is a wasteful number, since it uses less digits than its factorization.

355105245011121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660667 (or 660650 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 36.

Adding to 355105245011121 its reverse (121110542501553), we get a palindrome (476215787512674).

The spelling of 355105245011121 in words is "three hundred fifty-five trillion, one hundred five billion, two hundred forty-five million, eleven thousand, one hundred twenty-one".