355303105211212 has 24 divisors (see below), whose sum is σ = 622787845892576. Its totient is φ = 177363840094848.

The previous prime is 355303105211209. The next prime is 355303105211231. The reversal of 355303105211212 is 212112501303553.

It is a super-2 number, since 2×355303105211212² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3023193 + ... + 26828080.

Almost surely, 2^{355303105211212} is an apocalyptic number.

It is an amenable number.

355303105211212 is a deficient number, since it is larger than the sum of its proper divisors (267484740681364).

355303105211212 is a wasteful number, since it uses less digits than its factorization.

355303105211212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29856097 (or 29856095 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 34.

Adding to 355303105211212 its reverse (212112501303553), we get a palindrome (567415606514765).

The spelling of 355303105211212 in words is "three hundred fifty-five trillion, three hundred three billion, one hundred five million, two hundred eleven thousand, two hundred twelve".