355241100220 has 24 divisors (see below), whose sum is σ = 749263989600. Its totient is φ = 141475929792.

The previous prime is 355241100217. The next prime is 355241100241. The reversal of 355241100220 is 22001142553.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38777200 + ... + 38786359.

It is an arithmetic number, because the mean of its divisors is an integer number (31219332900).

Almost surely, 2^355241100220 is an apocalyptic number.

It is an amenable number.

355241100220 is an abundant number, since it is smaller than the sum of its proper divisors (394022889380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

355241100220 is a wasteful number, since it uses less digits than its factorization.

355241100220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77563797 (or 77563795 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 355241100220 its reverse (22001142553), we get a palindrome (377242242773).

The spelling of 355241100220 in words is "three hundred fifty-five billion, two hundred forty-one million, one hundred thousand, two hundred twenty".