2220000000312 has 128 divisors (see below), whose sum is σ = 5960251123200. Its totient is φ = 687367414272.

The previous prime is 2220000000271. The next prime is 2220000000319. The reversal of 2220000000312 is 2130000000222.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220000000319) 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 31 ways as a sum of consecutive naturals, for example, 3836014 + ... + 4376642.

It is an arithmetic number, because the mean of its divisors is an integer number (46564461900).

Almost surely, 2^{2220000000312} 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 2220000000312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2980125561600).

2220000000312 is an abundant number, since it is smaller than the sum of its proper divisors (3740251122888).

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

2220000000312 is a wasteful number, since it uses less digits than its factorization.

2220000000312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540877 (or 540873 counting only the distinct ones).

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

Adding to 2220000000312 its reverse (2130000000222), we get a palindrome (4350000000534).

The spelling of 2220000000312 in words is "two trillion, two hundred twenty billion, three hundred twelve", and thus it is an aban number.