3012220032 has 64 divisors (see below), whose sum is σ = 8021769600. Its totient is φ = 1001493504.

The previous prime is 3012220031. The next prime is 3012220033. The reversal of 3012220032 is 2300222103.

It is an interprime number because it is at equal distance from previous prime (3012220031) and next prime (3012220033).

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 3012219993 and 3012220020.

It is not an unprimeable number, because it can be changed into a prime (3012220031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142569 + ... + 162327.

It is an arithmetic number, because the mean of its divisors is an integer number (125340150).

Almost surely, 2^3012220032 is an apocalyptic number.

3012220032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3012220032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4010884800).

3012220032 is an abundant number, since it is smaller than the sum of its proper divisors (5009549568).

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

3012220032 is a wasteful number, since it uses less digits than its factorization.

3012220032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20173 (or 20161 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 3012220032 is about 54883.6955023985. The cubic root of 3012220032 is about 1444.2051769644.

Adding to 3012220032 its reverse (2300222103), we get a palindrome (5312442135).

The spelling of 3012220032 in words is "three billion, twelve million, two hundred twenty thousand, thirty-two".