355155041121 has 16 divisors (see below), whose sum is σ = 494147972736. Its totient is φ = 226466869376.

The previous prime is 355155041113. The next prime is 355155041173. The reversal of 355155041121 is 121140551553.

It is a happy number.

355155041121 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 355155041121 - 2³ = 355155041113 is a prime.

It is a super-2 number, since 2×355155041121² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (355155241121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2005261 + ... + 2175173.

It is an arithmetic number, because the mean of its divisors is an integer number (30884248296).

Almost surely, 2^355155041121 is an apocalyptic number.

It is an amenable number.

355155041121 is a deficient number, since it is larger than the sum of its proper divisors (138992931615).

355155041121 is a wasteful number, since it uses less digits than its factorization.

355155041121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200232.

The product of its (nonzero) digits is 15000, while the sum is 33.

Adding to 355155041121 its reverse (121140551553), we get a palindrome (476295592674).

The spelling of 355155041121 in words is "three hundred fifty-five billion, one hundred fifty-five million, forty-one thousand, one hundred twenty-one".