3103240312 has 32 divisors (see below), whose sum is σ = 6025596480. Its totient is φ = 1497375360.

The previous prime is 3103240277. The next prime is 3103240313. The reversal of 3103240312 is 2130423013.

It is a self number, because there is not a number n which added to its sum of digits gives 3103240312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3103240313) 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, 34128 + ... + 85855.

It is an arithmetic number, because the mean of its divisors is an integer number (188299890).

Almost surely, 2^3103240312 is an apocalyptic number.

It is an amenable number.

3103240312 is a deficient number, since it is larger than the sum of its proper divisors (2922356168).

3103240312 is a wasteful number, since it uses less digits than its factorization.

3103240312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120103 (or 120099 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 3103240312 is about 55706.7348890599. The cubic root of 3103240312 is about 1458.6075909712.

Adding to 3103240312 its reverse (2130423013), we get a palindrome (5233663325).

The spelling of 3103240312 in words is "three billion, one hundred three million, two hundred forty thousand, three hundred twelve".