355222012 has 6 divisors (see below), whose sum is σ = 621638528. Its totient is φ = 177611004.

The previous prime is 355222003. The next prime is 355222013. The reversal of 355222012 is 210222553.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355222013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44402748 + ... + 44402755.

Almost surely, 2^355222012 is an apocalyptic number.

It is an amenable number.

355222012 is a deficient number, since it is larger than the sum of its proper divisors (266416516).

355222012 is a wasteful number, since it uses less digits than its factorization.

355222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88805507 (or 88805505 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 355222012 is about 18847.3343473288. The cubic root of 355222012 is about 708.2174499914.

Adding to 355222012 its reverse (210222553), we get a palindrome (565444565).

The spelling of 355222012 in words is "three hundred fifty-five million, two hundred twenty-two thousand, twelve".