3115222312 has 32 divisors (see below), whose sum is σ = 6002942400. Its totient is φ = 1514684800.

The previous prime is 3115222301. The next prime is 3115222321. The reversal of 3115222312 is 2132225113.

It is a super-2 number, since 2×3115222312² = 19409220106365250688, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86739 + ... + 117277.

It is an arithmetic number, because the mean of its divisors is an integer number (187591950).

Almost surely, 2^3115222312 is an apocalyptic number.

It is an amenable number.

3115222312 is a deficient number, since it is larger than the sum of its proper divisors (2887720088).

3115222312 is a wasteful number, since it uses less digits than its factorization.

3115222312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30897 (or 30893 counting only the distinct ones).

The product of its digits is 720, while the sum is 22.

The square root of 3115222312 is about 55814.1766220734. The cubic root of 3115222312 is about 1460.4824689322.

Adding to 3115222312 its reverse (2132225113), we get a palindrome (5247447425).

The spelling of 3115222312 in words is "three billion, one hundred fifteen million, two hundred twenty-two thousand, three hundred twelve".