3122255225 has 6 divisors (see below), whose sum is σ = 3871596510. Its totient is φ = 2497804160.

The previous prime is 3122255219. The next prime is 3122255231. The reversal of 3122255225 is 5225522213.

It is an interprime number because it is at equal distance from previous prime (3122255219) and next prime (3122255231).

It can be written as a sum of positive squares in 3 ways, for example, as 25110121 + 3097145104 = 5011^2 + 55652^2 .

It is a de Polignac number, because none of the positive numbers 2^k-3122255225 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62445080 + ... + 62445129.

It is an arithmetic number, because the mean of its divisors is an integer number (645266085).

Almost surely, 2^3122255225 is an apocalyptic number.

It is an amenable number.

3122255225 is a deficient number, since it is larger than the sum of its proper divisors (749341285).

3122255225 is a wasteful number, since it uses less digits than its factorization.

3122255225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124890219 (or 124890214 counting only the distinct ones).

The product of its digits is 12000, while the sum is 29.

The square root of 3122255225 is about 55877.1440304531. The cubic root of 3122255225 is about 1461.5807026164.

Adding to 3122255225 its reverse (5225522213), we get a palindrome (8347777438).

The spelling of 3122255225 in words is "three billion, one hundred twenty-two million, two hundred fifty-five thousand, two hundred twenty-five".