2200012320 has 144 divisors (see below), whose sum is σ = 7617516480. Its totient is φ = 533322240.

The previous prime is 2200012277. The next prime is 2200012327. The reversal of 2200012320 is 232100022.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 2200012296 and 2200012305.

It is not an unprimeable number, because it can be changed into a prime (2200012327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39141 + ... + 77019.

It is an arithmetic number, because the mean of its divisors is an integer number (52899420).

Almost surely, 2^2200012320 is an apocalyptic number.

2200012320 is a gapful number since it is divisible by the number (20) 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 2200012320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3808758240).

2200012320 is an abundant number, since it is smaller than the sum of its proper divisors (5417504160).

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

2200012320 is a wasteful number, since it uses less digits than its factorization.

2200012320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37919 (or 37900 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2200012320 is about 46904.2889296917. The cubic root of 2200012320 is about 1300.5938746176.

Adding to 2200012320 its reverse (232100022), we get a palindrome (2432112342).

The spelling of 2200012320 in words is "two billion, two hundred million, twelve thousand, three hundred twenty".