3431220112 has 20 divisors (see below), whose sum is σ = 6692020096. Its totient is φ = 1704247200.

The previous prime is 3431220103. The next prime is 3431220113. The reversal of 3431220112 is 2110221343.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3431220112.

It is not an unprimeable number, because it can be changed into a prime (3431220113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 707688 + ... + 712519.

Almost surely, 2^3431220112 is an apocalyptic number.

It is an amenable number.

3431220112 is a deficient number, since it is larger than the sum of its proper divisors (3260799984).

3431220112 is a wasteful number, since it uses less digits than its factorization.

3431220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1420366 (or 1420360 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 3431220112 is about 58576.6174509932. The cubic root of 3431220112 is about 1508.2830816614.

Adding to 3431220112 its reverse (2110221343), we get a palindrome (5541441455).

The spelling of 3431220112 in words is "three billion, four hundred thirty-one million, two hundred twenty thousand, one hundred twelve".