3203112112 has 80 divisors (see below), whose sum is σ = 6857061120. Its totient is φ = 1442707200.

The previous prime is 3203112079. The next prime is 3203112119. The reversal of 3203112112 is 2112113023.

It is a super-2 number, since 2×3203112112² = 20519854404082201088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (3203112119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1264287 + ... + 1266817.

It is an arithmetic number, because the mean of its divisors is an integer number (85713264).

Almost surely, 2^3203112112 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 3203112112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3428530560).

3203112112 is an abundant number, since it is smaller than the sum of its proper divisors (3653949008).

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

3203112112 is a wasteful number, since it uses less digits than its factorization.

3203112112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2762 (or 2756 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 3203112112 is about 56596.0432539237. The cubic root of 3203112112 is about 1474.0901579520.

Adding to 3203112112 its reverse (2112113023), we get a palindrome (5315225135).

The spelling of 3203112112 in words is "three billion, two hundred three million, one hundred twelve thousand, one hundred twelve".