3144431112 has 128 divisors (see below), whose sum is σ = 8461791360. Its totient is φ = 970260480.

The previous prime is 3144431107. The next prime is 3144431113. The reversal of 3144431112 is 2111344413.

It is a super-2 number, since 2×3144431112² = 19774894036227113088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (3144431113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11110923 + ... + 11111205.

It is an arithmetic number, because the mean of its divisors is an integer number (66107745).

Almost surely, 2^3144431112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3144431112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4230895680).

3144431112 is an abundant number, since it is smaller than the sum of its proper divisors (5317360248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3144431112 is a wasteful number, since it uses less digits than its factorization.

3144431112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663 (or 659 counting only the distinct ones).

The product of its digits is 1152, while the sum is 24.

The square root of 3144431112 is about 56075.2272576759. The cubic root of 3144431112 is about 1465.0328456178.

Adding to 3144431112 its reverse (2111344413), we get a palindrome (5255775525).

The spelling of 3144431112 in words is "three billion, one hundred forty-four million, four hundred thirty-one thousand, one hundred twelve".