355220101 has 8 divisors (see below), whose sum is σ = 369907200. Its totient is φ = 340695600.

The previous prime is 355220071. The next prime is 355220113. The reversal of 355220101 is 101022553.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 355220101 - 2⁷ = 355219973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355220191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36181 + ... + 44938.

It is an arithmetic number, because the mean of its divisors is an integer number (46238400).

Almost surely, 2^355220101 is an apocalyptic number.

It is an amenable number.

355220101 is a deficient number, since it is larger than the sum of its proper divisors (14687099).

355220101 is a wasteful number, since it uses less digits than its factorization.

355220101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81299.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 355220101 is about 18847.2836504362. The cubic root of 355220101 is about 708.2161799819.

Adding to 355220101 its reverse (101022553), we get a palindrome (456242654).

It can be divided in two parts, 3552 and 20101, that added together give a triangular number (23653 = T₂₁₇).

The spelling of 355220101 in words is "three hundred fifty-five million, two hundred twenty thousand, one hundred one".