355342301021 has 8 divisors (see below), whose sum is σ = 356501482560. Its totient is φ = 354183272352.

The previous prime is 355342301009. The next prime is 355342301023. The reversal of 355342301021 is 120103243553.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-355342301021 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 (355342301023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6344486 + ... + 6400248.

It is an arithmetic number, because the mean of its divisors is an integer number (44562685320).

Almost surely, 2^355342301021 is an apocalyptic number.

It is an amenable number.

355342301021 is a deficient number, since it is larger than the sum of its proper divisors (1159181539).

355342301021 is a wasteful number, since it uses less digits than its factorization.

355342301021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76435.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 355342301021 its reverse (120103243553), we get a palindrome (475445544574).

The spelling of 355342301021 in words is "three hundred fifty-five billion, three hundred forty-two million, three hundred one thousand, twenty-one".