355021855222 has 8 divisors (see below), whose sum is σ = 538022811816. Its totient is φ = 175680917952.

The previous prime is 355021855207. The next prime is 355021855267. The reversal of 355021855222 is 222558120553.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 915004588 + ... + 915004975.

It is an arithmetic number, because the mean of its divisors is an integer number (67252851477).

Almost surely, 2^355021855222 is an apocalyptic number.

355021855222 is a deficient number, since it is larger than the sum of its proper divisors (183000956594).

355021855222 is a wasteful number, since it uses less digits than its factorization.

355021855222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1830009662.

The product of its (nonzero) digits is 240000, while the sum is 40.

Adding to 355021855222 its reverse (222558120553), we get a palindrome (577579975775).

The spelling of 355021855222 in words is "three hundred fifty-five billion, twenty-one million, eight hundred fifty-five thousand, two hundred twenty-two".