1012225255 has 8 divisors (see below), whose sum is σ = 1229305392. Its totient is φ = 800023488.

The previous prime is 1012225199. The next prime is 1012225259. The reversal of 1012225255 is 5525222101.

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

It is a cyclic number.

It is not a de Polignac number, because 1012225255 - 2⁷ = 1012225127 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 (1012225259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1219134 + ... + 1219963.

It is an arithmetic number, because the mean of its divisors is an integer number (153663174).

Almost surely, 2^1012225255 is an apocalyptic number.

1012225255 is a deficient number, since it is larger than the sum of its proper divisors (217080137).

1012225255 is an equidigital number, since it uses as much as digits as its factorization.

1012225255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2439185.

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 1012225255 is about 31815.4876593146. The cubic root of 1012225255 is about 1004.0585905581.

Adding to 1012225255 its reverse (5525222101), we get a palindrome (6537447356).

The spelling of 1012225255 in words is "one billion, twelve million, two hundred twenty-five thousand, two hundred fifty-five".