255201222 has 16 divisors (see below), whose sum is σ = 510566400. Its totient is φ = 85039752.

The previous prime is 255201203. The next prime is 255201223. The reversal of 255201222 is 222102552.

255201222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255201223) 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, 24363 + ... + 33225.

It is an arithmetic number, because the mean of its divisors is an integer number (31910400).

Almost surely, 2^255201222 is an apocalyptic number.

255201222 is an abundant number, since it is smaller than the sum of its proper divisors (255365178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

255201222 is a wasteful number, since it uses less digits than its factorization.

255201222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13667.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 255201222 is about 15975.0186854351. The cubic root of 255201222 is about 634.2993259308.

Adding to 255201222 its reverse (222102552), we get a palindrome (477303774).

The spelling of 255201222 in words is "two hundred fifty-five million, two hundred one thousand, two hundred twenty-two".