3122151225 has 24 divisors (see below), whose sum is σ = 5199652320. Its totient is φ = 1652987520.

The previous prime is 3122151209. The next prime is 3122151233. The reversal of 3122151225 is 5221512213.

It is not a de Polignac number, because 3122151225 - 2⁴ = 3122151209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3122151195 and 3122151204.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 141655 + ... + 162204.

It is an arithmetic number, because the mean of its divisors is an integer number (216652180).

Almost surely, 2^3122151225 is an apocalyptic number.

It is an amenable number.

3122151225 is a deficient number, since it is larger than the sum of its proper divisors (2077501095).

3122151225 is a wasteful number, since it uses less digits than its factorization.

3122151225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304009 (or 304004 counting only the distinct ones).

The product of its digits is 1200, while the sum is 24.

The square root of 3122151225 is about 55876.2134096433. The cubic root of 3122151225 is about 1461.5644743808.

Adding to 3122151225 its reverse (5221512213), we get a palindrome (8343663438).

The spelling of 3122151225 in words is "three billion, one hundred twenty-two million, one hundred fifty-one thousand, two hundred twenty-five".